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Díaz-Norambuena C, Avellanal-Zaballa E, Prieto-Castañeda A, Bañuelos J, de la Moya S, Agarrabeitia AR, Ortiz MJ. Formylation as a Chemical Tool to Modulate the Performance of Photosensitizers Based on Boron Dipyrromethene Dimers. Int J Mol Sci 2023; 24:11837. [PMID: 37511596 PMCID: PMC10380594 DOI: 10.3390/ijms241411837] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [What about the content of this article? (0)] [Affiliation(s)] [Abstract] [Key Words] [Grants] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 06/30/2023] [Revised: 07/19/2023] [Accepted: 07/21/2023] [Indexed: 07/30/2023] Open
Abstract
Heavy-atom-free photosensitizers are envisioned as the next generation of photoactive molecules for photo-theragnosis. In this approach, and after suitable irradiation, a single molecular scaffold is able to visualize and kill tumour cells by fluorescence signalling and photodynamic therapy (PDT), respectively, with minimal side effects. In this regard, BODIPY-based orthogonal dimers have irrupted as suitable candidates for this aim. Herein, we analyse the photophysical properties of a set of formyl-functionalized BODIPY dimers to ascertain their suitability as fluorescent photosensitizers. The conducted computationally aided spectroscopic study determined that the fluorescence/singlet oxygen generation dual performance of these valuable BODIPY dimers not only depends on the BODIPY-BODIPY linkage and the steric hindrance around it, but also can be modulated by proper formyl functionalization at specific chromophoric positions. Thus, we propose regioselective formylation as an effective tool to modulate such a delicate photonic balance in BODIPY-based dimeric photosensitizers. The taming of the excited-state dynamics, in particular intramolecular charge transfer as the key underlying process mediating fluorescence deactivation vs. intersystem crossing increasing, could serve to increase fluorescence for brighter bioimaging, enhance the generation of singlet oxygen for killing activity, or balance both for photo-theragnosis.
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Affiliation(s)
- Carolina Díaz-Norambuena
- Departamento de Química Física, Facultad de Ciencia y Tecnología, Universidad del País Vasco-EHU, Apartado 644, 48080 Bilbao, Spain
- Departamento Química Orgánica, Facultad de Ciencias Químicas, Universidad Complutense de Madrid, Ciudad Universitaria s/n, 28040 Madrid, Spain
| | - Edurne Avellanal-Zaballa
- Departamento de Química Física, Facultad de Ciencia y Tecnología, Universidad del País Vasco-EHU, Apartado 644, 48080 Bilbao, Spain
| | - Alejandro Prieto-Castañeda
- Departamento de Química Física, Facultad de Ciencia y Tecnología, Universidad del País Vasco-EHU, Apartado 644, 48080 Bilbao, Spain
- Departamento Química Orgánica, Facultad de Ciencias Químicas, Universidad Complutense de Madrid, Ciudad Universitaria s/n, 28040 Madrid, Spain
| | - Jorge Bañuelos
- Departamento de Química Física, Facultad de Ciencia y Tecnología, Universidad del País Vasco-EHU, Apartado 644, 48080 Bilbao, Spain
| | - Santiago de la Moya
- Departamento Química Orgánica, Facultad de Ciencias Químicas, Universidad Complutense de Madrid, Ciudad Universitaria s/n, 28040 Madrid, Spain
| | - Antonia R Agarrabeitia
- Departamento Química Orgánica, Facultad de Ciencias Químicas, Universidad Complutense de Madrid, Ciudad Universitaria s/n, 28040 Madrid, Spain
- Sección Departamental de Química Orgánica, Facultad de Óptica y Optometría, Universidad Complutense de Madrid, Arcos de Jalón 118, 28037 Madrid, Spain
| | - María J Ortiz
- Departamento Química Orgánica, Facultad de Ciencias Químicas, Universidad Complutense de Madrid, Ciudad Universitaria s/n, 28040 Madrid, Spain
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2
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Prieto-Montero R, Díaz Andres A, Prieto-Castañeda A, Tabero A, Longarte A, Agarrabeitia AR, Villanueva A, Ortiz MJ, Montero R, Casanova D, Martínez-Martínez V. Halogen-free photosensitizers based on meso-enamine-BODIPYs for bioimaging and photodynamic therapy. J Mater Chem B 2022; 11:169-179. [PMID: 36484323 DOI: 10.1039/d2tb01515c] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [What about the content of this article? (0)] [Affiliation(s)] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/24/2022]
Abstract
The search for efficient heavy atom free photosensitizers (PSs) for photodynamic therapy (PDT) is a very active field. We describe herein a simple and easily accessible molecular design based on the attachment of an enamine group as an electron-donor moiety at the meso position of the BODIPY core with different alkylation patterns. The effect of the alkylation degree and solvent polarity on the photophysical properties in terms of splitting absorption bands, fluorescence efficiencies and singlet oxygen production is analyzed in depth experimentally using spectroscopic techniques, including femtosecond and nanosecond transient absorption (fs- and ns-TA) and using computational simulations based on time-dependent density functional theory. The correlation between the theoretical/experimental results permits the rationalization of the observed photophysical behavior exhibited by meso-enamine-BODIPY compounds and the determination of mechanistic details, which rule the population of the triplet state manifold. The potential applicability as a theragnostic agent for the most promising compound is demonstrated through in vitro assays in HeLa cells by analyzing the internalization, localization and phototoxic action.
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Affiliation(s)
- Ruth Prieto-Montero
- Departamento de Química Física, Facultad de Ciencia y Tecnología, Universidad del País Vasco/Euskal Herriko Unibertsitatea (UPV/EHU), 48080 Bilbao, Spain.
| | - Aitor Díaz Andres
- Donostia International Physics Center (DIPC), 20018 Donostia, Euskadi, Spain
| | - Alejandro Prieto-Castañeda
- Departamento de Química Orgánica, Facultad de CC. Químicas, Universidad Complutense de Madrid, 28040 Madrid, Spain
| | - Andrea Tabero
- Departamento de Biología, Universidad Autónoma de Madrid, Darwin 2, 28049 Madrid, Spain
| | - Asier Longarte
- Spectroscopy Laboratory, Departamento Química Física, Facultad de Ciencia y Tecnología, Universidad del País Vasco/Euskal Herriko Unibertsitatea (UPV/EHU), Apartado 644, 48080 Bilbao, Spain
| | - Antonia R Agarrabeitia
- Departamento de Química Orgánica, Facultad de CC. Químicas, Universidad Complutense de Madrid, 28040 Madrid, Spain.,Sección Departamental de Química Orgánica, Facultad de Óptica y Optometría, Universidad Complutense de Madrid, Arcos de Jalón 118, 28037 Madrid, Spain
| | - Angeles Villanueva
- Departamento de Biología, Universidad Autónoma de Madrid, Darwin 2, 28049 Madrid, Spain
| | - María J Ortiz
- Departamento de Química Orgánica, Facultad de CC. Químicas, Universidad Complutense de Madrid, 28040 Madrid, Spain
| | - Raúl Montero
- SGiker Laser Facility, Universidad del País Vasco (UPV/EHU), Sarriena s/n, 48940 Leioa, Spain
| | - David Casanova
- Donostia International Physics Center (DIPC), 20018 Donostia, Euskadi, Spain.,IKERBASQUE, Basque Foundation for Science, 48009 Bilbao, Euskadi, Spain
| | - Virginia Martínez-Martínez
- Departamento de Química Física, Facultad de Ciencia y Tecnología, Universidad del País Vasco/Euskal Herriko Unibertsitatea (UPV/EHU), 48080 Bilbao, Spain.
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3
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Prieto-Castañeda A, García-Garrido F, Díaz-Norambuena C, Escriche-Navarro B, García-Fernández A, Bañuelos J, Rebollar E, García-Moreno I, Martínez-Máñez R, de la Moya S, Agarrabeitia AR, Ortiz MJ. Development of Geometry-Controlled All-Orthogonal BODIPY Trimers for Photodynamic Therapy and Phototheragnosis. Org Lett 2022; 24:3636-3641. [PMID: 35575720 PMCID: PMC9150176 DOI: 10.1021/acs.orglett.2c01169] [Citation(s) in RCA: 2] [Impact Index Per Article: 1.0] [Reference Citation Analysis] [What about the content of this article? (0)] [Affiliation(s)] [Abstract] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/16/2022]
Abstract
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We have established
an easy synthetic protocol for selectively
developing all-orthogonal BODIPY trimers with unprecedented geometries
on the basis of selecting methyl oxidation versus electrophilic formylation
of key dimeric precursors. Photophysical characterization together
with biological assays unraveled the most suitable BODIPY–BODIPY
geometrical arrangements within the trimer, forcing them to serve
as molecular platforms for the development of new, advanced heavy-atom-free
photosensitizers for photodynamic therapy and phototheragnosis.
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Affiliation(s)
- Alejandro Prieto-Castañeda
- Departamento de Química Orgánica, Facultad de Ciencias Químicas, Universidad Complutense de Madrid, Ciudad Universitaria s/n, 28040 Madrid, Spain
| | - Fernando García-Garrido
- Departamento de Química Orgánica, Facultad de Ciencias Químicas, Universidad Complutense de Madrid, Ciudad Universitaria s/n, 28040 Madrid, Spain
| | - Carolina Díaz-Norambuena
- Departamento de Química-Física, Universidad del País Vasco-EHU, Apartado 644, 48080 Bilbao, Spain
| | - Blanca Escriche-Navarro
- Unidad Mixta UPV-CIPF de Investigación en Mecanismos de Enfermedades y Nanomedicina, Universidad Politécnica de Valencia, Centro de Investigación Príncipe Felipe, Carrer d'Eduardo Primo Yúfera 3, 46012 Valencia, Spain.,Unidad Mixta de Investigación en Nanomedicina y Sensores, IIS La Fe, Universitat Politècnica de Valencia, Avda. de Fernando Abril Martorell 106, 46026 Valencia, Spain.,Instituto Interuniversitario de Investigación de Reconocimiento Molecular y Desarrollo Tecnológico (IDM), Universitat Politécnica de Valencia, Universitat de Valencia, Camino de Vera s/n, 46022 Valencia, Spain
| | - Alba García-Fernández
- Unidad Mixta UPV-CIPF de Investigación en Mecanismos de Enfermedades y Nanomedicina, Universidad Politécnica de Valencia, Centro de Investigación Príncipe Felipe, Carrer d'Eduardo Primo Yúfera 3, 46012 Valencia, Spain.,Instituto Interuniversitario de Investigación de Reconocimiento Molecular y Desarrollo Tecnológico (IDM), Universitat Politécnica de Valencia, Universitat de Valencia, Camino de Vera s/n, 46022 Valencia, Spain.,CIBER de Bioingeniería, Biomateriales y Nanomedicina (CIBER-BBN), Melchor Fernández Almagro 3, 28029 Madrid, Spain
| | - Jorge Bañuelos
- Departamento de Química-Física, Universidad del País Vasco-EHU, Apartado 644, 48080 Bilbao, Spain
| | - Esther Rebollar
- Departamento de Sistemas de Baja Dimensionalidad, Superficies y Materia Condensada, Instituto de Química-Física "Rocasolano", CSIC, Serrano 119, 28006 Madrid, Spain
| | - Inmaculada García-Moreno
- Departamento de Sistemas de Baja Dimensionalidad, Superficies y Materia Condensada, Instituto de Química-Física "Rocasolano", CSIC, Serrano 119, 28006 Madrid, Spain
| | - Ramón Martínez-Máñez
- Unidad Mixta UPV-CIPF de Investigación en Mecanismos de Enfermedades y Nanomedicina, Universidad Politécnica de Valencia, Centro de Investigación Príncipe Felipe, Carrer d'Eduardo Primo Yúfera 3, 46012 Valencia, Spain.,Unidad Mixta de Investigación en Nanomedicina y Sensores, IIS La Fe, Universitat Politècnica de Valencia, Avda. de Fernando Abril Martorell 106, 46026 Valencia, Spain.,Instituto Interuniversitario de Investigación de Reconocimiento Molecular y Desarrollo Tecnológico (IDM), Universitat Politécnica de Valencia, Universitat de Valencia, Camino de Vera s/n, 46022 Valencia, Spain.,CIBER de Bioingeniería, Biomateriales y Nanomedicina (CIBER-BBN), Melchor Fernández Almagro 3, 28029 Madrid, Spain
| | - Santiago de la Moya
- Departamento de Química Orgánica, Facultad de Ciencias Químicas, Universidad Complutense de Madrid, Ciudad Universitaria s/n, 28040 Madrid, Spain
| | - Antonia R Agarrabeitia
- Departamento de Química Orgánica, Facultad de Ciencias Químicas, Universidad Complutense de Madrid, Ciudad Universitaria s/n, 28040 Madrid, Spain.,Sección Departamental de Química Orgánica, Facultad de Óptica y Optometría, Universidad Complutense de Madrid, Arcos de Jalón 118, 28037 Madrid, Spain
| | - María J Ortiz
- Departamento de Química Orgánica, Facultad de Ciencias Químicas, Universidad Complutense de Madrid, Ciudad Universitaria s/n, 28040 Madrid, Spain
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4
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García-Moreno I, Postils V, Rebollar E, Ortiz MJ, Agarrabeitia AR, Casanova D. Generation of multiple triplet states in an orthogonal bodipy dimer: a breakthrough spectroscopic and theoretical approach. Phys Chem Chem Phys 2022; 24:5929-5938. [PMID: 35195637 DOI: 10.1039/d1cp05730h] [Citation(s) in RCA: 5] [Impact Index Per Article: 2.5] [Reference Citation Analysis] [What about the content of this article? (0)] [Affiliation(s)] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/22/2022]
Abstract
Generation of triplet states in assemblies of organic chromophores is extremely appealing for their potential use in optoelectronic applications. In this work, we investigate the intricacies of triplet state generation in an orthogonal BODIPY dimer by combining delayed photoemission techniques with electronic structure calculations. Our analysis provides a deep understanding of the electronic states involved, and describes different competing deactivation channels beyond prompt radiative decay. In particular, we identify charge-transfer (CT) mediated intersystem crossing (ISC) as the most likely mechanism for the triplet state generation in this system. The different emission bands at long times can be associated with delayed fluorescence, CT emission and phosphorescence from multiple low-energy triplets. Interestingly, the dependence of the yield of triplet state population and emission profiles with the solvent polarity evidences the decisive role of the CT configuration in the fate of the photoactivated dimer, controlling the relative ISC, reverse ISC, and internal conversion efficiencies. Overall, the present results provide a rather complete description of the delayed photophysics in the BODIPY dimer, but are not able to fully rationalize the unexpected photoluminescence recorded at long wavelengths (≥ 900 nm). We hypothesize that the origin of this emission, not present in BODIPY monomers, emerges from intermonomer interactions triggered by intramolecular distortions opening up a new vision in the controverted mechanism driving the photophysical behavior from orthogonally linked organic monomers.
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Affiliation(s)
| | - Verònica Postils
- Donostia International Physics Center (DIPC), 20018 Donostia, Euskadi, Spain.,Polimero eta Material Aurreratuak, Kimika eta Teknologia Saila, Kimika Fakultatea, Euskal Herriko Unibertsitatea (UPV/EHU), 20018 Donostia, Euskadi, Spain
| | - Esther Rebollar
- Instituto de Química-Física Rocasolano, CSIC, Serrano 119, 28006, Madrid, Spain.
| | - Maria J Ortiz
- Departamento de Química Orgánica, Facultad de Ciencias Químicas, Universidad Complutense de Madrid, 28040, Madrid, Spain
| | - Antonia R Agarrabeitia
- Departamento de Química Orgánica, Facultad de Ciencias Químicas, Universidad Complutense de Madrid, 28040, Madrid, Spain
| | - David Casanova
- Donostia International Physics Center (DIPC), 20018 Donostia, Euskadi, Spain.,Ikerbasque Foundation for Science, 48009 Bilbao, Euskadi, Spain.
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5
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Ramos-Torres Á, Avellanal-Zaballa E, García-Garrido F, Fernández-Martínez AB, Prieto-Castañeda A, Agarrabeitia AR, Bañuelos J, García-Moreno I, Lucio-Cazaña FJ, Ortiz MJ. Mitochondria selective trackers for long-term imaging based on readily accessible neutral BODIPYs. Chem Commun (Camb) 2021; 57:5318-5321. [PMID: 33913453 DOI: 10.1039/d1cc00451d] [Citation(s) in RCA: 3] [Impact Index Per Article: 1.0] [Reference Citation Analysis] [What about the content of this article? (0)] [Affiliation(s)] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/16/2022]
Abstract
We report the design of a new model based on a small neutral 8-aryl-3-formylBODIPY and its suitability to develop privileged highly bright and photostable fluorescent probes for selective and, more importantly, covalent staining of mitochondria.
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Affiliation(s)
- Ágata Ramos-Torres
- Universidad de Alcalá, Departamento de Biología de Sistemas, Facultad de Medicina y Ciencias de la Salud, Campus Universitario, Crtra A2, Km. 33,600 28805, Alcalá de Henares, Madrid, Spain
| | - Edurne Avellanal-Zaballa
- Departamento de Química-Física, Universidad del País Vasco (UPV/EHU), Apartado 644, Bilbao 48080, Spain
| | - Fernando García-Garrido
- Departamento de Química Orgánica, Facultad de CC. Químicas, Universidad Complutense de Madrid, Ciudad Universitaria s/n, Madrid 28040, Spain.
| | - Ana B Fernández-Martínez
- Departamento de Biología, Facultad de Ciencias, Universidad Autónoma de Madrid, Darwin 2, Madrid 28049, Spain
| | - Alejandro Prieto-Castañeda
- Departamento de Química Orgánica, Facultad de CC. Químicas, Universidad Complutense de Madrid, Ciudad Universitaria s/n, Madrid 28040, Spain.
| | - Antonia R Agarrabeitia
- Departamento de Química Orgánica, Facultad de CC. Químicas, Universidad Complutense de Madrid, Ciudad Universitaria s/n, Madrid 28040, Spain.
| | - Jorge Bañuelos
- Departamento de Química-Física, Universidad del País Vasco (UPV/EHU), Apartado 644, Bilbao 48080, Spain
| | - Inmaculada García-Moreno
- Departamento de Sistemas de Baja Dimensionalidad, Superficies y Materia Condensada, Instituto de Química-Física "Rocasolano", CSIC, Serrano 119, Madrid 28006, Spain
| | - Francisco-Javier Lucio-Cazaña
- Universidad de Alcalá, Departamento de Biología de Sistemas, Facultad de Medicina y Ciencias de la Salud, Campus Universitario, Crtra A2, Km. 33,600 28805, Alcalá de Henares, Madrid, Spain
| | - María J Ortiz
- Departamento de Química Orgánica, Facultad de CC. Químicas, Universidad Complutense de Madrid, Ciudad Universitaria s/n, Madrid 28040, Spain.
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6
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Prieto-Montero R, Prieto-Castañeda A, Katsumiti A, Cajaraville MP, Agarrabeitia AR, Ortiz MJ, Martínez-Martínez V. Functionalization of Photosensitized Silica Nanoparticles for Advanced Photodynamic Therapy of Cancer. Int J Mol Sci 2021; 22:6618. [PMID: 34205599 PMCID: PMC8234454 DOI: 10.3390/ijms22126618] [Citation(s) in RCA: 2] [Impact Index Per Article: 0.7] [Reference Citation Analysis] [What about the content of this article? (0)] [Affiliation(s)] [Abstract] [Key Words] [MESH Headings] [Grants] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 05/28/2021] [Revised: 06/15/2021] [Accepted: 06/16/2021] [Indexed: 01/10/2023] Open
Abstract
BODIPY dyes have recently attracted attention as potential photosensitizers. In this work, commercial and novel photosensitizers (PSs) based on BODIPY chromophores (haloBODIPYs and orthogonal dimers strategically designed with intense bands in the blue, green or red region of the visible spectra and high singlet oxygen production) were covalently linked to mesoporous silica nanoparticles (MSNs) further functionalized with PEG and folic acid (FA). MSNs approximately 50 nm in size with different functional groups were synthesized to allow multiple alternatives of PS-PEG-FA decoration of their external surface. Different combinations varying the type of PS (commercial Rose Bengal, Thionine and Chlorine e6 or custom-made BODIPY-based), the linkage design, and the length of PEG are detailed. All the nanosystems were physicochemically characterized (morphology, diameter, size distribution and PS loaded amount) and photophysically studied (absorption capacity, fluorescence efficiency, and singlet oxygen production) in suspension. For the most promising PS-PEG-FA silica nanoplatforms, the biocompatibility in dark conditions and the phototoxicity under suitable irradiation wavelengths (blue, green, or red) at regulated light doses (10-15 J/cm2) were compared with PSs free in solution in HeLa cells in vitro.
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Affiliation(s)
- Ruth Prieto-Montero
- Departamento de Química Física, Universidad del País Vasco/Euskal Herriko Unibertsitatea (UPV/EHU), 48080 Bilbao, Spain;
| | - Alejandro Prieto-Castañeda
- Departamento de Química Orgánica, Facultad de CC. Químicas, Universidad Complutense de Madrid, 28040 Madrid, Spain; (A.P.-C.); (A.R.A.)
| | - Alberto Katsumiti
- CBET Research Group, Department Zoology and Animal Cell Biology, Faculty of Science and Technology and Research Centre for Experimental Marine Biology and Biotechnology PiE, University of the Basque Country UPV/EHU, 48620 Basque Country, Spain; (M.P.C.)
- GAIKER Technology Centre, Basque Research and Technology Alliance (BRTA), 48170 Zamudio, Spain; (A.K.)
| | - Miren P. Cajaraville
- CBET Research Group, Department Zoology and Animal Cell Biology, Faculty of Science and Technology and Research Centre for Experimental Marine Biology and Biotechnology PiE, University of the Basque Country UPV/EHU, 48620 Basque Country, Spain; (M.P.C.)
| | - Antonia R. Agarrabeitia
- Departamento de Química Orgánica, Facultad de CC. Químicas, Universidad Complutense de Madrid, 28040 Madrid, Spain; (A.P.-C.); (A.R.A.)
| | - María J. Ortiz
- Departamento de Química Orgánica, Facultad de CC. Químicas, Universidad Complutense de Madrid, 28040 Madrid, Spain; (A.P.-C.); (A.R.A.)
| | - Virginia Martínez-Martínez
- Departamento de Química Física, Universidad del País Vasco/Euskal Herriko Unibertsitatea (UPV/EHU), 48080 Bilbao, Spain;
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7
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Avellanal-Zaballa E, Prieto-Castañeda A, Díaz-Norambuena C, Bañuelos J, Agarrabeitia AR, García-Moreno I, de la Moya S, Ortiz MJ. From photosensitizers to light harvesters adapting the molecular structure in all-BODIPY assemblies. Phys Chem Chem Phys 2021; 23:11191-11195. [PMID: 33954326 DOI: 10.1039/d1cp00991e] [Citation(s) in RCA: 1] [Impact Index Per Article: 0.3] [Reference Citation Analysis] [What about the content of this article? (0)] [Affiliation(s)] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/21/2022]
Abstract
Herein we detail a protocol to design dyads and triads based solely on BODIPY dyes as halogen-free singlet oxygen photosensitizers or energy transfer molecular cassettes. The conducted photonic characterization reveals the key role of the BODIPY-BODIPY linkage to finely modulate the balance between the triplet state population and fluorescence decay.
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Affiliation(s)
| | - Alejandro Prieto-Castañeda
- Dpto. de Química Orgánica, Facultad de Ciencias Químicas, Universidad Complutense de Madrid, Ciudad Universitaria s/n, Madrid, 28040, Spain.
| | | | - Jorge Bañuelos
- Dpto. de Química Física, Universidad del País Vasco-EHU, Apartado 644, Bilbao 48080, Spain.
| | - Antonia R Agarrabeitia
- Dpto. de Química Orgánica, Facultad de Ciencias Químicas, Universidad Complutense de Madrid, Ciudad Universitaria s/n, Madrid, 28040, Spain.
| | - Inmaculada García-Moreno
- Dpto. de Sistemas de Baja Dimensionalidad, Superficies y Materia Condensada, Instituto de Química-Física "Rocasolano", C.S.I.C., Serrano 119, Madrid, 28006, Spain
| | - Santiago de la Moya
- Dpto. de Química Orgánica, Facultad de Ciencias Químicas, Universidad Complutense de Madrid, Ciudad Universitaria s/n, Madrid, 28040, Spain.
| | - María J Ortiz
- Dpto. de Química Orgánica, Facultad de Ciencias Químicas, Universidad Complutense de Madrid, Ciudad Universitaria s/n, Madrid, 28040, Spain.
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8
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Prieto-Castañeda A, Martínez-Caballero S, Agarrabeitia AR, García-Moreno I, Moya SDL, Ortiz MJ, Hermoso JA. First Lanthanide Complex for De Novo Phasing in Native Protein Crystallography at 1 Å Radiation. ACS Appl Bio Mater 2021; 4:4575-4581. [DOI: 10.1021/acsabm.1c00305] [Citation(s) in RCA: 1] [Impact Index Per Article: 0.3] [Reference Citation Analysis] [What about the content of this article? (0)] [Affiliation(s)] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/28/2022]
Affiliation(s)
- Alejandro Prieto-Castañeda
- Departamento de Química Orgánica, Facultad de Ciencias Químicas, Universidad Complutense de Madrid, Ciudad Universitaria s/n, 28040 Madrid, Spain
| | - Siseth Martínez-Caballero
- Departamento de Cristalografía y Biología Estructural, Instituto de Química Física “Rocasolano”, C.S.I.C., Serrano 119, 28006 Madrid, Spain
| | - Antonia R. Agarrabeitia
- Departamento de Química Orgánica, Facultad de Ciencias Químicas, Universidad Complutense de Madrid, Ciudad Universitaria s/n, 28040 Madrid, Spain
| | - Inmaculada García-Moreno
- Departamento de Sistemas de Baja Dimensionalidad, Superficies y Materia Condensada, Instituto de Química Física “Rocasolano”, C.S.I.C., Serrano 119, 28006 Madrid, Spain
| | - Santiago de la Moya
- Departamento de Química Orgánica, Facultad de Ciencias Químicas, Universidad Complutense de Madrid, Ciudad Universitaria s/n, 28040 Madrid, Spain
| | - María J. Ortiz
- Departamento de Química Orgánica, Facultad de Ciencias Químicas, Universidad Complutense de Madrid, Ciudad Universitaria s/n, 28040 Madrid, Spain
| | - Juan A. Hermoso
- Departamento de Cristalografía y Biología Estructural, Instituto de Química Física “Rocasolano”, C.S.I.C., Serrano 119, 28006 Madrid, Spain
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9
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Avellanal‐Zaballa E, Prieto‐Castañeda A, García‐Garrido F, Agarrabeitia AR, Rebollar E, Bañuelos J, García‐Moreno I, Ortiz MJ. Red/NIR Thermally Activated Delayed Fluorescence from Aza‐BODIPYs. Chemistry 2020; 26:16080-16088. [DOI: 10.1002/chem.202002916] [Citation(s) in RCA: 5] [Impact Index Per Article: 1.3] [Reference Citation Analysis] [What about the content of this article? (0)] [Affiliation(s)] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 06/17/2020] [Revised: 07/19/2020] [Indexed: 11/10/2022]
Affiliation(s)
| | | | | | | | - Esther Rebollar
- Dpto, de Sistemas de Baja Dimensionalidad, Superficies y Materia Condensada Instituto Química-Física “Rocasolano”, IQFR-CSIC Serrano 119 28006 Madrid Spain
| | - Jorge Bañuelos
- Dpto. Química Física Universidad del País Vasco (UPV/EHU) Aptdo 644 48080 Bilbao Spain
| | - Inmaculada García‐Moreno
- Dpto, de Sistemas de Baja Dimensionalidad, Superficies y Materia Condensada Instituto Química-Física “Rocasolano”, IQFR-CSIC Serrano 119 28006 Madrid Spain
| | - María J. Ortiz
- Dpto. Química Orgánica Universidad Complutense Ciudad Universitaria s/n 28006 Madrid Spain
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10
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Prieto-Montero R, Prieto-Castañeda A, Sola-Llano R, Agarrabeitia AR, García-Fresnadillo D, López-Arbeloa I, Villanueva A, Ortiz MJ, de la Moya S, Martínez-Martínez V. Exploring BODIPY Derivatives as Singlet Oxygen Photosensitizers for PDT. Photochem Photobiol 2020; 96:458-477. [PMID: 32077486 DOI: 10.1111/php.13232] [Citation(s) in RCA: 62] [Impact Index Per Article: 15.5] [Reference Citation Analysis] [What about the content of this article? (0)] [Affiliation(s)] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 09/30/2019] [Accepted: 12/20/2019] [Indexed: 12/20/2022]
Abstract
This minireview is devoted to honoring the memory of Dr. Thomas Dougherty, a pioneer of modern photodynamic therapy (PDT). It compiles the most important inputs made by our research group since 2012 in the development of new photosensitizers based on BODIPY chromophore which, thanks to the rich BODIPY chemistry, allows a finely tuned design of the photophysical properties of this family of dyes to serve as efficient photosensitizers for the generation of singlet oxygen. These two factors, photophysical tuning and workable chemistry, have turned BODIPY chromophore as one of the most promising dyes for the development of improved photosensitizers for PDT. In this line, this minireview is mainly related to the establishment of chemical methods and structural designs for enabling efficient singlet oxygen generation in BODIPYs. The approaches include the incorporation of heavy atoms, such as halogens (iodine or bromine) in different number and positions on the BODIPY scaffold, and also transition metal atoms, by their complexation with Ir(III) center, for instance. On the other hand, low-toxicity approaches, without involving heavy metals, have been developed by preparing several orthogonal BODIPY dimers with different substitution patterns. The advantages and drawbacks of all these diverse molecular designs based on BODIPY structural framework are described.
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Affiliation(s)
- Ruth Prieto-Montero
- Departamento de Química Física, Facultad de Ciencia y Tecnología, Universidad del País Vasco, Bilbao, Spain
| | - Alejandro Prieto-Castañeda
- Departamento de Química Orgánica, Facultad de CC. Químicas, Universidad Complutense de Madrid, Madrid, Spain
| | - Rebeca Sola-Llano
- Departamento de Química Física, Facultad de Ciencia y Tecnología, Universidad del País Vasco, Bilbao, Spain
| | - Antonia R Agarrabeitia
- Departamento de Química Orgánica, Facultad de CC. Químicas, Universidad Complutense de Madrid, Madrid, Spain
| | - David García-Fresnadillo
- Departamento de Química Orgánica, Facultad de CC. Químicas, Universidad Complutense de Madrid, Madrid, Spain
| | - Iñigo López-Arbeloa
- Departamento de Química Física, Facultad de Ciencia y Tecnología, Universidad del País Vasco, Bilbao, Spain
| | - Angeles Villanueva
- Departamento de Biología, Universidad Autónoma de Madrid, Madrid, Spain.,IMDEA Nanociencia, Madrid, Spain
| | - María J Ortiz
- Departamento de Química Orgánica, Facultad de CC. Químicas, Universidad Complutense de Madrid, Madrid, Spain
| | - Santiago de la Moya
- Departamento de Química Orgánica, Facultad de CC. Químicas, Universidad Complutense de Madrid, Madrid, Spain
| | - Virginia Martínez-Martínez
- Departamento de Química Física, Facultad de Ciencia y Tecnología, Universidad del País Vasco, Bilbao, Spain
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11
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Tabero A, García-Garrido F, Prieto-Castañeda A, Palao E, Agarrabeitia AR, García-Moreno I, Villanueva A, de la Moya S, Ortiz MJ. BODIPYs revealing lipid droplets as valuable targets for photodynamic theragnosis. Chem Commun (Camb) 2019; 56:940-943. [PMID: 31850455 DOI: 10.1039/c9cc09397d] [Citation(s) in RCA: 27] [Impact Index Per Article: 5.4] [Reference Citation Analysis] [What about the content of this article? (0)] [Affiliation(s)] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/24/2022]
Abstract
Endowing BODIPY PDT agents with the ability to probe lipid droplets is demonstrated to boost their phototoxicity, allowing the efficient use of highly fluorescent dyes (poor ROS sensitizers) as phototoxic agents. Conversely, this fact opens the way to the development of highly bright ROS photosensitizers for performing photodynamic theragnosis (fluorescence bioimaging and photodynamic therapy) from a single simple agent. On the other hand, the noticeable capability of some of the reported dyes to probe lipid droplets in different cell lines under different conditions reveals their use as privileged probes for advancing the study of interesting lipid droplets by fluorescence microscopy.
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Affiliation(s)
- Andrea Tabero
- Departamento de Biología, Universidad Autónoma de Madrid, Darwin 2, 28049 Madrid, Spain
| | - Fernando García-Garrido
- Departamento de Química Orgánica, Facultad de CC. Químicas, Universidad Complutense de Madrid, Ciudad Universitaria s/n, 28040 Madrid, Spain.
| | - Alejandro Prieto-Castañeda
- Departamento de Química Orgánica, Facultad de CC. Químicas, Universidad Complutense de Madrid, Ciudad Universitaria s/n, 28040 Madrid, Spain.
| | - Eduardo Palao
- Departamento de Química Orgánica, Facultad de CC. Químicas, Universidad Complutense de Madrid, Ciudad Universitaria s/n, 28040 Madrid, Spain.
| | - Antonia R Agarrabeitia
- Departamento de Química Orgánica, Facultad de CC. Químicas, Universidad Complutense de Madrid, Ciudad Universitaria s/n, 28040 Madrid, Spain.
| | - Inmaculada García-Moreno
- Departamento de Sistemas de Baja Dimensionalidad, Superficies y Materia Condensada, Instituto de Química-Física Rocasolano, Centro Superior de Investigaciones Científicas (CSIC), Serrano 119, 28006 Madrid, Spain
| | - Angeles Villanueva
- Departamento de Biología, Universidad Autónoma de Madrid, Darwin 2, 28049 Madrid, Spain and Instituto Madrileño de Estudios Avanzados (IMDEA) Nanociencia, Ciudad Universitaria de Cantoblanco, 28049 Madrid, Spain
| | - Santiago de la Moya
- Departamento de Química Orgánica, Facultad de CC. Químicas, Universidad Complutense de Madrid, Ciudad Universitaria s/n, 28040 Madrid, Spain.
| | - María J Ortiz
- Departamento de Química Orgánica, Facultad de CC. Químicas, Universidad Complutense de Madrid, Ciudad Universitaria s/n, 28040 Madrid, Spain.
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Jiménez J, Sánchez-Camacho J, Moreno F, Agarrabeitia AR, Arbeloa T, Cabreros TA, Muller G, Bañuelos J, Maroto BL, de la Moya S. C*-BODIPYs: Exploring a New Strategy to Transfer Chirality towards BODIPY Chiroptics †. Proc West Mark Ed Assoc Conf 2019; 41:53. [PMID: 34056640 PMCID: PMC8157537 DOI: 10.3390/ecsoc-23-06610] [Citation(s) in RCA: 2] [Impact Index Per Article: 0.4] [Reference Citation Analysis] [What about the content of this article? (0)] [Affiliation(s)] [Abstract] [Key Words] [Grants] [Track Full Text] [Figures] [Subscribe] [Scholar Register] [Indexed: 06/12/2023]
Abstract
C*-BODIPYs, that is, boron dipyrromethenes (BODIPYs) which have chiral carbons attached directly to the boron center, are introduced for the first time. These novel chiral BODIPYs mean a new strategy for the chiral perturbation of the inherently achiral BODIPY chromophore that is directed to enable chiroptical properties. Their preparation is very simple and only implies the complexation of a dipyrrin with an enantiopure dialkylborane having boron bonded to chiral carbons.
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Affiliation(s)
- Josué Jiménez
- Departamento de Química Orgánica, Facultad de Ciencias Químicas, Universidad Complutense de Madrid, Ciudad Universitaria s/n, 28040 Madrid, Spain
| | - Juan Sánchez-Camacho
- Departamento de Química Orgánica, Facultad de Ciencias Químicas, Universidad Complutense de Madrid, Ciudad Universitaria s/n, 28040 Madrid, Spain
| | - Florencio Moreno
- Departamento de Química Orgánica, Facultad de Ciencias Químicas, Universidad Complutense de Madrid, Ciudad Universitaria s/n, 28040 Madrid, Spain
| | - Antonia R. Agarrabeitia
- Departamento de Química Orgánica, Facultad de Ciencias Químicas, Universidad Complutense de Madrid, Ciudad Universitaria s/n, 28040 Madrid, Spain
| | - Teresa Arbeloa
- Departamento de Química Física, Facultad de Ciencias y Tecnología, Universidad del País Vasco-EHU, 48080 Bilbao, Spain
| | - Trevor A. Cabreros
- Department of Chemistry, San José State University, San José, CA 95192-0101, USA
| | - Gilles Muller
- Department of Chemistry, San José State University, San José, CA 95192-0101, USA
| | - Jorge Bañuelos
- Departamento de Química Física, Facultad de Ciencias y Tecnología, Universidad del País Vasco-EHU, 48080 Bilbao, Spain
| | - Beatriz L. Maroto
- Departamento de Química Orgánica, Facultad de Ciencias Químicas, Universidad Complutense de Madrid, Ciudad Universitaria s/n, 28040 Madrid, Spain
| | - Santiago de la Moya
- Departamento de Química Orgánica, Facultad de Ciencias Químicas, Universidad Complutense de Madrid, Ciudad Universitaria s/n, 28040 Madrid, Spain
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13
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Ramos-Torres Á, Avellanal-Zaballa E, Prieto-Castañeda A, García-Garrido F, Bañuelos J, Agarrabeitia AR, Ortiz MJ. FormylBODIPYs by PCC-Promoted Selective Oxidation of α-MethylBODIPYs. Synthetic Versatility and Applications. Org Lett 2019; 21:4563-4566. [DOI: 10.1021/acs.orglett.9b01465] [Citation(s) in RCA: 11] [Impact Index Per Article: 2.2] [Reference Citation Analysis] [What about the content of this article? (0)] [Affiliation(s)] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/01/2023]
Affiliation(s)
- Ágata Ramos-Torres
- Departamento de Química Orgánica, Facultad de Ciencias Químicas, Universidad Complutense de Madrid, Ciudad Universitaria s/n, 28040 Madrid, Spain
| | - Edurne Avellanal-Zaballa
- Departamento de Química-Física, Universidad del País-Vasco-EHU, Apartado 644, 48080 Bilbao, Spain
| | - Alejandro Prieto-Castañeda
- Departamento de Química Orgánica, Facultad de Ciencias Químicas, Universidad Complutense de Madrid, Ciudad Universitaria s/n, 28040 Madrid, Spain
| | - Fernando García-Garrido
- Departamento de Química Orgánica, Facultad de Ciencias Químicas, Universidad Complutense de Madrid, Ciudad Universitaria s/n, 28040 Madrid, Spain
| | - Jorge Bañuelos
- Departamento de Química-Física, Universidad del País-Vasco-EHU, Apartado 644, 48080 Bilbao, Spain
| | - Antonia R. Agarrabeitia
- Departamento de Química Orgánica, Facultad de Ciencias Químicas, Universidad Complutense de Madrid, Ciudad Universitaria s/n, 28040 Madrid, Spain
| | - María J. Ortiz
- Departamento de Química Orgánica, Facultad de Ciencias Químicas, Universidad Complutense de Madrid, Ciudad Universitaria s/n, 28040 Madrid, Spain
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Prieto‐Castañeda A, Avellanal‐Zaballa E, Gartzia‐Rivero L, Cerdán L, Agarrabeitia AR, García‐Moreno I, Bañuelos J, Ortiz MJ. Front Cover: Tailoring the Molecular Skeleton of Aza‐BODIPYs to Design Photostable Red‐Light‐Emitting Laser Dyes (ChemPhotoChem 2/2019). CHEMPHOTOCHEM 2019. [DOI: 10.1002/cptc.201900026] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [What about the content of this article? (0)] [Affiliation(s)] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/05/2022]
Affiliation(s)
- Alejandro Prieto‐Castañeda
- Departamento de Química Orgánica Facultad de Ciencias QuímicasCiudad Universitaria s/n 28040 Madrid Spain
| | | | - Leire Gartzia‐Rivero
- Departamento de Química-FísicaUniversidad del Pais-Vasco-EHU Apartado 644 48080 Bilbao Spain
| | - Luis Cerdán
- Departamento de Sistemas de Baja Dimensionalidad Superficies y Materia CondensadaInstituto de Química-Física “Rocasolano” (CSIC) Serrano 119 28006 Madrid Spain
| | - Antonia R. Agarrabeitia
- Departamento de Química Orgánica Facultad de Ciencias QuímicasCiudad Universitaria s/n 28040 Madrid Spain
- Departamento de Química OrgánicaFacultad de Óptica y Optometría c/ Arcos de Jalón 118 28037 Madrid Spain
| | - Inmaculada García‐Moreno
- Departamento de Sistemas de Baja Dimensionalidad Superficies y Materia CondensadaInstituto de Química-Física “Rocasolano” (CSIC) Serrano 119 28006 Madrid Spain
| | - Jorge Bañuelos
- Departamento de Química-FísicaUniversidad del Pais-Vasco-EHU Apartado 644 48080 Bilbao Spain
| | - María J. Ortiz
- Departamento de Química Orgánica Facultad de Ciencias QuímicasCiudad Universitaria s/n 28040 Madrid Spain
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Prieto‐Castañeda A, Avellanal‐Zaballa E, Gartzia‐Rivero L, Cerdán L, Agarrabeitia AR, García‐Moreno I, Bañuelos J, Ortiz MJ. Tailoring the Molecular Skeleton of Aza‐BODIPYs to Design Photostable Red‐Light‐Emitting Laser Dyes. CHEMPHOTOCHEM 2019. [DOI: 10.1002/cptc.201900025] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [What about the content of this article? (0)] [Affiliation(s)] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/06/2022]
Affiliation(s)
- Alejandro Prieto‐Castañeda
- Departamento de Química Orgánica, Facultad de Ciencias QuímicasCiudad Universitaria s/n 28040 Madrid Spain
| | | | - Leire Gartzia‐Rivero
- Departamento de Química-FísicaUniversidad del Pais-Vasco-EHU Apartado 644 48080 Bilbao Spain
| | - Luis Cerdán
- Departamento de Sistemas de Baja Dimensionalidad, Superficies y Materia CondensadaInstituto de Química-Física “Rocasolano” (CSIC), Serrano 119 28006 Madrid Spain
| | - Antonia R. Agarrabeitia
- Departamento de Química Orgánica, Facultad de Ciencias QuímicasCiudad Universitaria s/n 28040 Madrid Spain
- Departamento de Química OrgánicaFacultad de Óptica y Optometría c/ Arcos de Jalón 118 28037 Madrid Spain
| | - Inmaculada García‐Moreno
- Departamento de Sistemas de Baja Dimensionalidad, Superficies y Materia CondensadaInstituto de Química-Física “Rocasolano” (CSIC), Serrano 119 28006 Madrid Spain
| | - Jorge Bañuelos
- Departamento de Química-FísicaUniversidad del Pais-Vasco-EHU Apartado 644 48080 Bilbao Spain
| | - María J. Ortiz
- Departamento de Química Orgánica, Facultad de Ciencias QuímicasCiudad Universitaria s/n 28040 Madrid Spain
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Prieto‐Castañeda A, Avellanal‐Zaballa E, Gartzia‐Rivero L, Cerdán L, Agarrabeitia AR, García‐Moreno I, Bañuelos J, Ortiz MJ. Tailoring the Molecular Skeleton of Aza‐BODIPYs to Design Photostable Red‐Light‐Emitting Laser Dyes. CHEMPHOTOCHEM 2018. [DOI: 10.1002/cptc.201800225] [Citation(s) in RCA: 7] [Impact Index Per Article: 1.2] [Reference Citation Analysis] [What about the content of this article? (0)] [Affiliation(s)] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/10/2022]
Affiliation(s)
- Alejandro Prieto‐Castañeda
- Departamento de Química Orgánica Facultad de Ciencias QuímicasCiudad Universitaria s/n 28040 Madrid Spain
| | | | - Leire Gartzia‐Rivero
- Departamento de Química-FísicaUniversidad del Pais-Vasco-EHU Apartado 644 48080 Bilbao Spain
| | - Luis Cerdán
- Departamento de Sistemas de Baja Dimensionalidad Superficies y Materia CondensadaInstituto de Química-Física “Rocasolano” (CSIC) Serrano 119 28006 Madrid Spain
| | - Antonia R. Agarrabeitia
- Departamento de Química Orgánica Facultad de Ciencias QuímicasCiudad Universitaria s/n 28040 Madrid Spain
- Departamento de Química OrgánicaFacultad de Óptica y Optometría c/ Arcos de Jalón 118 28037 Madrid Spain
| | - Inmaculada García‐Moreno
- Departamento de Sistemas de Baja Dimensionalidad Superficies y Materia CondensadaInstituto de Química-Física “Rocasolano” (CSIC) Serrano 119 28006 Madrid Spain
| | - Jorge Bañuelos
- Departamento de Química-FísicaUniversidad del Pais-Vasco-EHU Apartado 644 48080 Bilbao Spain
| | - María J. Ortiz
- Departamento de Química Orgánica Facultad de Ciencias QuímicasCiudad Universitaria s/n 28040 Madrid Spain
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Avellanal-Zaballa E, Durán-Sampedro G, Prieto-Castañeda A, Agarrabeitia AR, García-Moreno I, López-Arbeloa I, Bañuelos J, Ortiz MJ. Rational molecular design enhancing the photonic performance of red-emitting perylene bisimide dyes. Phys Chem Chem Phys 2018; 19:13210-13218. [PMID: 28492633 DOI: 10.1039/c7cp01626c] [Citation(s) in RCA: 11] [Impact Index Per Article: 1.8] [Reference Citation Analysis] [What about the content of this article? (0)] [Affiliation(s)] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/21/2022]
Abstract
We report the synthesis of novel multichromophoric organic architectures, where perylene red is decorated with BODIPY and/or hydroxycoumarin dyes acting as light harvesters and energy donors. The computationally-aided photophysical study of these molecular assemblies reveals a broadband absorption which, regardless of the excitation wavelength, leads solely to a bright red-edge emission from perylene bisimide after efficient intramolecular energy transfer hops. The increase of the absorbance of these molecular antennas at key pumping wavelengths enhances the laser action of the commercial perylene red. The herein applied strategy based on energy transfer dye lasers should boost the use of perylene-based dyes as active media for red-emitting lasers.
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Affiliation(s)
- E Avellanal-Zaballa
- Depto. de Química Física, Universidad del Pais Vasco-EHU, Apartado 644, 48080, Bilbao, Spain.
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18
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Montero R, Martínez-Martínez V, Longarte A, Epelde-Elezcano N, Palao E, Lamas I, Manzano H, Agarrabeitia AR, López Arbeloa I, Ortiz MJ, Garcia-Moreno I. Singlet Fission Mediated Photophysics of BODIPY Dimers. J Phys Chem Lett 2018; 9:641-646. [PMID: 29337574 DOI: 10.1021/acs.jpclett.7b03074] [Citation(s) in RCA: 27] [Impact Index Per Article: 4.5] [Reference Citation Analysis] [What about the content of this article? (0)] [Affiliation(s)] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 06/07/2023]
Abstract
The photodynamics of an orthogonal BODIPY dimer, particularly the formation of triplet states, has been explored by femtosecond and nanosecond transient absorption measurements. The short time scale data show the appearance of transient features of triplet character that, according to quantitative analysis of their intensities, account for more than 100% of the initially excited molecules, which reveals the occurrence of a singlet fission process in the isolated dimers. The formation rate of the triplet correlated state 1(TT) is found to depend on the solvent polarity, pointing to the mediation of a charge transfer character state. The dissociation of the 1(TT) state into pairs of individual triplets determines the triplet yield measured in the long time scales. The kinetic model derived from the results provides a comprehensive view of the photodynamics of BODIPY dimers and permits rationalization of the photophysical parameters of these systems.
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Affiliation(s)
- Raúl Montero
- SGIKER Laser, Universidad del País Vasco, UPV/EHU , Apartado 644, 48080 Bilbao, Spain
| | | | | | | | - Eduardo Palao
- Departamento de Química Orgánica I, Facultad de CC. Químicas, Universidad Complutense de Madrid , Ciudad Universitaria s/n, 28040 Madrid, Spain
| | | | - Hegoi Manzano
- Departamento de Física de la Materia Condensada, Universidad del País Vasco, UPV/EHU , Apartado 644, 48080 Bilbao, Spain
| | - Antonia R Agarrabeitia
- Departamento de Química Orgánica I, Facultad de CC. Químicas, Universidad Complutense de Madrid , Ciudad Universitaria s/n, 28040 Madrid, Spain
| | | | - Maria J Ortiz
- Departamento de Química Orgánica I, Facultad de CC. Químicas, Universidad Complutense de Madrid , Ciudad Universitaria s/n, 28040 Madrid, Spain
| | - Inmaculada Garcia-Moreno
- Departamento de Sistemas de Baja Dimensionalidad Superficies y Materia Condensada, Instituto Química Física "Rocasolano" C.S.I.C. , Serrano 119, 28006 Madrid, Spain
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Sánchez-Arroyo AJ, Palao E, Agarrabeitia AR, Ortiz MJ, García-Fresnadillo D. Towards improved halogenated BODIPY photosensitizers: clues on structural designs and heavy atom substitution patterns. Phys Chem Chem Phys 2018; 19:69-72. [PMID: 27959379 DOI: 10.1039/c6cp06448e] [Citation(s) in RCA: 25] [Impact Index Per Article: 4.2] [Reference Citation Analysis] [What about the content of this article? (0)] [Affiliation(s)] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/11/2022]
Abstract
The singlet oxygen (1O2) production quantum yield (ΦΔ) of 14 halogenated BODIPY dyes has been determined (0.01 < ΦΔ < 0.99). 1O2 production and photostability have been evaluated considering the BODIPY structure, the substitution pattern, and the number and type of heavy atoms and quenching rate constants of 1O2 by the sensitizer. In view of the experimental results and principal component analysis (PCA), guidelines for an improved design of efficient and photostable halo-BODIPY sensitizers are proposed.
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Affiliation(s)
- Antonio J Sánchez-Arroyo
- Departamento de Química Orgánica I, Facultad de Ciencias Químicas, Universidad Complutense de Madrid, E-28040 Madrid, Spain.
| | - Eduardo Palao
- Departamento de Química Orgánica I, Facultad de Ciencias Químicas, Universidad Complutense de Madrid, E-28040 Madrid, Spain.
| | - Antonia R Agarrabeitia
- Departamento de Química Orgánica I, Facultad de Ciencias Químicas, Universidad Complutense de Madrid, E-28040 Madrid, Spain.
| | - María J Ortiz
- Departamento de Química Orgánica I, Facultad de Ciencias Químicas, Universidad Complutense de Madrid, E-28040 Madrid, Spain.
| | - David García-Fresnadillo
- Departamento de Química Orgánica I, Facultad de Ciencias Químicas, Universidad Complutense de Madrid, E-28040 Madrid, Spain.
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Palao E, Sola-Llano R, Tabero A, Manzano H, Agarrabeitia AR, Villanueva A, López-Arbeloa I, Martínez-Martínez V, Ortiz MJ. AcetylacetonateBODIPY-Biscyclometalated Iridium(III) Complexes: Effective Strategy towards Smarter Fluorescent Photosensitizer Agents. Chemistry 2017; 23:10139-10147. [PMID: 28543812 DOI: 10.1002/chem.201701347] [Citation(s) in RCA: 31] [Impact Index Per Article: 4.4] [Reference Citation Analysis] [What about the content of this article? (0)] [Affiliation(s)] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 03/24/2017] [Indexed: 11/10/2022]
Abstract
Biscyclometalated IrIII complexes involving boron-dipyrromethene (BODIPY)-based ancillary ligands, where the BODIPY unit is grafted to different chelating cores (acetylacetonate for Ir-1 and Ir-2, and bipyridine for Ir-3) by the BODIPY meso position, have been synthesized and characterized. Complexes with the BODIPY moiety directly grafted to acetylacetonate (Ir-1 and Ir-2) exhibit higher absorption coefficients (ϵ≈4.46×104 m-1 cm-1 and 3.38×104 m-1 cm-1 at 517 nm and 594 nm, respectively), higher moderate fluorescence emission (φfl ≈0.08 and 0.22 at 528 nm and 652 nm, respectively) and, in particular, more efficient singlet oxygen generation upon visible-light irradiation (φΔ ≈0.86 and 0.59, respectively) than that exhibited by Ir-3 (φΔ ≈0.51, but only under UV light). Phosphorescence emission, nanosecond time-resolved transient absorption, and DFT calculations suggest that BODIPY-localized long-lived 3 IL states are populated for Ir-1 and Ir-2. In vitro photodynamic therapy (PDT) activity studied for Ir-1 and Ir-2 in HeLa cells shows that such complexes are efficiently internalized into the cells, exhibiting low dark- and high photocytoxicity, even at significantly low complex concentration, making them potentially suitable as theranostic agents.
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Affiliation(s)
- Eduardo Palao
- Departamento de Química Orgánica I, Facultad de Ciencias Químicas, Ciudad Universitaria s/n, 28040, Madrid, Spain
| | - Rebeca Sola-Llano
- Departamento de Química Física, Universidad del País Vasco-EHU, Apartado 644, 48080, Bilbao, Spain
| | - Andrea Tabero
- Departamento de Biología, Universidad Autónoma de Madrid, Darwin 2, 28049, Madrid, Spain
| | - Hegoi Manzano
- Departamento de Física de la Materia Condensada, Universidad del País Vasco, UPV/EHU, Apartado 644, 48080, Bilbao, Spain
| | - Antonia R Agarrabeitia
- Departamento de Química Orgánica I, Facultad de Ciencias Químicas, Ciudad Universitaria s/n, 28040, Madrid, Spain
| | - Angeles Villanueva
- Departamento de Biología, Universidad Autónoma de Madrid, Darwin 2, 28049, Madrid, Spain.,Instituto Madrileño de Estudios Avanzados (IMDEA) Nanociencia, Ciudad Universitaria de Cantoblanco, 28049, Madrid, Spain
| | - Iñigo López-Arbeloa
- Departamento de Química Física, Universidad del País Vasco-EHU, Apartado 644, 48080, Bilbao, Spain
| | | | - Maria J Ortiz
- Departamento de Química Orgánica I, Facultad de Ciencias Químicas, Ciudad Universitaria s/n, 28040, Madrid, Spain
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21
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Epelde-Elezcano N, Palao E, Manzano H, Prieto-Castañeda A, Agarrabeitia AR, Tabero A, Villanueva A, de la Moya S, López-Arbeloa Í, Martínez-Martínez V, Ortiz MJ. Rational Design of Advanced Photosensitizers Based on Orthogonal BODIPY Dimers to Finely Modulate Singlet Oxygen Generation. Chemistry 2017; 23:4837-4848. [PMID: 28165162 DOI: 10.1002/chem.201605822] [Citation(s) in RCA: 55] [Impact Index Per Article: 7.9] [Reference Citation Analysis] [What about the content of this article? (0)] [Affiliation(s)] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 12/14/2016] [Indexed: 11/06/2022]
Abstract
The synthesis, photophysical characterization, and modeling of a new library of halogen-free photosensitizers (PS) based on orthogonal boron dipyrromethene (BODIPY) dimers are reported. Herein we establish key structural factors in order to enhance singlet oxygen generation by judiciously choosing the substitution patterns according to key electronic effects and synthetic accessibility factors. The photosensitization mechanism of orthogonal BODIPY dimers is demonstrated to be strongly related to their intrinsic intramolecular charge transfer (ICT) character through the spin-orbit charge-transfer intersystem crossing (SOCT-ISC) mechanism. Thus, singlet oxygen generation can be effectively modulated through the solvent polarity and the presence of electron-donating or withdrawing groups in one of the BODIPY units. The photodynamic therapy (PDT) activity is demonstrated by in vitro experiments, showing that selected photosensitizers are efficiently internalized into HeLa cells, exhibiting low dark toxicity and high phototoxicity, even at low PS concentration (0.05-5×10-6 m).
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Affiliation(s)
- Nerea Epelde-Elezcano
- Departamento de Química Física, Universidad del País Vasco-EHU, Apartado 644, 48080, Bilbao, Spain
| | - Eduardo Palao
- Departamento de Química Orgánica I, Facultad de CC. Químicas, Universidad Complutense de Madrid, Ciudad Universitaria s/n, 28040, Madrid, Spain
| | - Hegoi Manzano
- Departamento de Física de la Materia Condensada, Universidad del País Vasco-EHU, Apartado 644, 48080, Bilbao, Spain)
| | - Alejandro Prieto-Castañeda
- Departamento de Química Orgánica I, Facultad de CC. Químicas, Universidad Complutense de Madrid, Ciudad Universitaria s/n, 28040, Madrid, Spain
| | - Antonia R Agarrabeitia
- Departamento de Química Física, Universidad del País Vasco-EHU, Apartado 644, 48080, Bilbao, Spain
| | - Andrea Tabero
- Departamento de Biología, Universidad Autónoma de Madrid, Darwin 2, 28049, Madrid, Spain
| | - Angeles Villanueva
- Departamento de Biología, Universidad Autónoma de Madrid, Darwin 2, 28049, Madrid, Spain.,Instituto Madrileño de Estudios Avanzados (IMDEA) Nanociencia, Ciudad Universitaria de Cantoblanco, 28049, Madrid, Spain
| | - Santiago de la Moya
- Departamento de Química Orgánica I, Facultad de CC. Químicas, Universidad Complutense de Madrid, Ciudad Universitaria s/n, 28040, Madrid, Spain
| | - Íñigo López-Arbeloa
- Departamento de Química Física, Universidad del País Vasco-EHU, Apartado 644, 48080, Bilbao, Spain
| | | | - María J Ortiz
- Departamento de Química Orgánica I, Facultad de CC. Químicas, Universidad Complutense de Madrid, Ciudad Universitaria s/n, 28040, Madrid, Spain
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22
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Ray C, Sánchez-Carnerero EM, Moreno F, Maroto BL, Agarrabeitia AR, Ortiz MJ, López-Arbeloa Í, Bañuelos J, Cohovi KD, Lunkley JL, Muller G, de la Moya S. Bis(haloBODIPYs) with Labile Helicity: Valuable Simple Organic Molecules That Enable Circularly Polarized Luminescence. Chemistry 2016; 22:8805-8. [PMID: 27123965 DOI: 10.1002/chem.201601463] [Citation(s) in RCA: 52] [Impact Index Per Article: 6.5] [Reference Citation Analysis] [What about the content of this article? (0)] [Affiliation(s)] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 03/29/2016] [Revised: 04/08/2016] [Indexed: 12/27/2022]
Abstract
Simple organic molecules (SOM) based on bis(haloBODIPY) are shown to enable circularly polarized luminescence (CPL), giving rise to a new structural design for technologically valuable CPL-SOMs. The established design comprises together synthetic accessibility, labile helicity, possibility of reversing the handedness of the circularly polarized emission, and reactive functional groups, making it unique and attractive as advantageous platform for the development of smart CPL-SOMs.
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Affiliation(s)
- César Ray
- Departamento de Química Orgánica I. Facultad de Ciencias Quimicas., Universidad Complutense de Madrid, Ciudad Universitaria s/n, 28040, Madrid, Spain
| | - Esther M Sánchez-Carnerero
- Departamento de Química Orgánica I. Facultad de Ciencias Quimicas., Universidad Complutense de Madrid, Ciudad Universitaria s/n, 28040, Madrid, Spain
| | - Florencio Moreno
- Departamento de Química Orgánica I. Facultad de Ciencias Quimicas., Universidad Complutense de Madrid, Ciudad Universitaria s/n, 28040, Madrid, Spain
| | - Beatriz L Maroto
- Departamento de Química Orgánica I. Facultad de Ciencias Quimicas., Universidad Complutense de Madrid, Ciudad Universitaria s/n, 28040, Madrid, Spain
| | - Antonia R Agarrabeitia
- Departamento de Química Orgánica I. Facultad de Ciencias Quimicas., Universidad Complutense de Madrid, Ciudad Universitaria s/n, 28040, Madrid, Spain
| | - María J Ortiz
- Departamento de Química Orgánica I. Facultad de Ciencias Quimicas., Universidad Complutense de Madrid, Ciudad Universitaria s/n, 28040, Madrid, Spain
| | - Íñigo López-Arbeloa
- Departamento de Química Física, Facultad de Ciencia y Tecnología, Universidad del País Vasco-EHU, Apartado 644, 48080, Bilbao, Spain
| | - Jorge Bañuelos
- Departamento de Química Física, Facultad de Ciencia y Tecnología, Universidad del País Vasco-EHU, Apartado 644, 48080, Bilbao, Spain
| | - Komlan D Cohovi
- Department of Chemistry, San José State University, San José, CA, 95192-0101, USA
| | - Jamie L Lunkley
- Department of Chemistry, San José State University, San José, CA, 95192-0101, USA
| | - Gilles Muller
- Department of Chemistry, San José State University, San José, CA, 95192-0101, USA
| | - Santiago de la Moya
- Departamento de Química Orgánica I. Facultad de Ciencias Quimicas., Universidad Complutense de Madrid, Ciudad Universitaria s/n, 28040, Madrid, Spain.
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23
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Palao E, Duran-Sampedro G, de la Moya S, Madrid M, García-López C, Agarrabeitia AR, Verbelen B, Dehaen W, Boens N, Ortiz MJ. Exploring the Application of the Negishi Reaction of HaloBODIPYs: Generality, Regioselectivity, and Synthetic Utility in the Development of BODIPY Laser Dyes. J Org Chem 2016; 81:3700-10. [PMID: 27055068 DOI: 10.1021/acs.joc.6b00350] [Citation(s) in RCA: 35] [Impact Index Per Article: 4.4] [Reference Citation Analysis] [What about the content of this article? (0)] [Affiliation(s)] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/18/2022]
Abstract
The generality of the palladium-catalyzed C-C coupling Negishi reaction when applied to haloBODIPYs is demonstrated on the basis of selected starting BODIPYs, including polyhalogenated and/or asymmetrical systems, and organozinc reagents. This reaction is an interesting synthetic tool in BODIPY chemistry, mainly because it allows a valuable regioselective postfunctionalization of BODIPY chromophores with different functional groups. In this way, functional patterns that are difficult to obtain by other procedures (e.g., asymmetrically functionalized BODIPYs involving halogenated positions) can now be made. The regioselectivity is achieved by controlling the reaction conditions and is based on almost-general reactivity preferences, and the nature of the involved halogens and their positions. This ability is exemplified by the preparation of a series of new BODIPY dyes with unprecedented substitution patterns allowing noticeable lasing properties.
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Affiliation(s)
- Eduardo Palao
- Department of Organic Chemistry I, Universidad Complutense de Madrid, Facultad de Ciencias Químicas , Ciudad Universitaria s/n, E-28040 Madrid, Spain
| | - Gonzalo Duran-Sampedro
- Department of Organic Chemistry I, Universidad Complutense de Madrid, Facultad de Ciencias Químicas , Ciudad Universitaria s/n, E-28040 Madrid, Spain
| | - Santiago de la Moya
- Department of Organic Chemistry I, Universidad Complutense de Madrid, Facultad de Ciencias Químicas , Ciudad Universitaria s/n, E-28040 Madrid, Spain
| | - Miriam Madrid
- Department of Organic Chemistry I, Universidad Complutense de Madrid, Facultad de Ciencias Químicas , Ciudad Universitaria s/n, E-28040 Madrid, Spain
| | - Carmen García-López
- Department of Organic Chemistry I, Universidad Complutense de Madrid, Facultad de Ciencias Químicas , Ciudad Universitaria s/n, E-28040 Madrid, Spain
| | - Antonia R Agarrabeitia
- Department of Organic Chemistry I, Universidad Complutense de Madrid, Facultad de Ciencias Químicas , Ciudad Universitaria s/n, E-28040 Madrid, Spain
| | - Bram Verbelen
- Department of Chemistry, KU Leuven , Celestijnenlaan 200 f, B-3001 Leuven, Belgium
| | - Wim Dehaen
- Department of Chemistry, KU Leuven , Celestijnenlaan 200 f, B-3001 Leuven, Belgium
| | - Nöel Boens
- Department of Chemistry, KU Leuven , Celestijnenlaan 200 f, B-3001 Leuven, Belgium
| | - María J Ortiz
- Department of Organic Chemistry I, Universidad Complutense de Madrid, Facultad de Ciencias Químicas , Ciudad Universitaria s/n, E-28040 Madrid, Spain
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24
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Ray C, Bañuelos J, Arbeloa T, Maroto BL, Moreno F, Agarrabeitia AR, Ortiz MJ, López-Arbeloa I, de la Moya S. Push–pull flexibly-bridged bis(haloBODIPYs): solvent and spacer switchable red emission. Dalton Trans 2016; 45:11839-48. [DOI: 10.1039/c6dt01849a] [Citation(s) in RCA: 19] [Impact Index Per Article: 2.4] [Reference Citation Analysis] [What about the content of this article? (0)] [Affiliation(s)] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/05/2023]
Abstract
Uncommon flexibly-bridged bis(BODIPYs) displaying switchable red emission are described.
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Affiliation(s)
- César Ray
- Departamento de Química Orgánica I
- Facultad de CC. Químicas
- Universidad Complutense de Madrid
- Madrid
- Spain
| | - Jorge Bañuelos
- Departamento de Química Física
- Universidad del País Vasco-EHU
- Bilbao
- Spain
| | - Teresa Arbeloa
- Departamento de Química Física
- Universidad del País Vasco-EHU
- Bilbao
- Spain
| | - Beatriz L. Maroto
- Departamento de Química Orgánica I
- Facultad de CC. Químicas
- Universidad Complutense de Madrid
- Madrid
- Spain
| | - Florencio Moreno
- Departamento de Química Orgánica I
- Facultad de CC. Químicas
- Universidad Complutense de Madrid
- Madrid
- Spain
| | - Antonia R. Agarrabeitia
- Departamento de Química Orgánica I
- Facultad de CC. Químicas
- Universidad Complutense de Madrid
- Madrid
- Spain
| | - María J. Ortiz
- Departamento de Química Orgánica I
- Facultad de CC. Químicas
- Universidad Complutense de Madrid
- Madrid
- Spain
| | | | - Santiago de la Moya
- Departamento de Química Orgánica I
- Facultad de CC. Químicas
- Universidad Complutense de Madrid
- Madrid
- Spain
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25
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Esnal I, Duran-Sampedro G, Agarrabeitia AR, Bañuelos J, García-Moreno I, Macías MA, Peña-Cabrera E, López-Arbeloa I, de la Moya S, Ortiz MJ. Coumarin-BODIPY hybrids by heteroatom linkage: versatile, tunable and photostable dye lasers for UV irradiation. Phys Chem Chem Phys 2015; 17:8239-47. [PMID: 25732124 DOI: 10.1039/c5cp00193e] [Citation(s) in RCA: 39] [Impact Index Per Article: 4.3] [Reference Citation Analysis] [What about the content of this article? (0)] [Affiliation(s)] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/21/2023]
Abstract
Linking amino and hydroxycoumarins to BODIPYs through the amino or hydroxyl group lets the easy construction of unprecedented photostable coumarin-BODIPY hybrids with broadened and enhanced absorption in the UV spectral region, and outstanding wavelength-tunable laser action within the green-to-red spectral region (∼520-680 nm). These laser dyes allow the generation of a valuable tunable UV (∼260-350 nm) laser source by frequency doubling, which is essential to study accurately the photochemistry of biological molecules under solar irradiation. The tunability is achieved by selecting the substitution pattern of the hybrid. Key factors are the linking heteroatom (nitrogen vs. oxygen), the number of coumarin units joined to the BODIPY framework and the involved linking positions.
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Affiliation(s)
- I Esnal
- Depto. de Química Física, Universidad del Pais Vasco-EHU, Apartado 644, 48080, Bilbao, Spain.
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26
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Abstract
This article aims to show the identity of "circularly polarized luminescent active simple organic molecules" as a new concept in organic chemistry due to the potential interest of these molecules, as availed by the exponentially growing number of research articles related to them. In particular, it describes and highlights the interest and difficulty in developing chiral simple (small and non-aggregated) organic molecules able to emit left- or right-circularly polarized light efficiently, the efforts realized up to now to reach this challenging objective, and the most significant milestones achieved to date. General guidelines for the preparation of these interesting molecules are also presented.
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Affiliation(s)
- Esther M Sánchez-Carnerero
- Department of Organic Chemistry I, Universidad Complutense de Madrid, Facultad de Ciencias Químicas, Ciudad Universitaria s/n, Madrid 28040 (Spain)
| | - Antonia R Agarrabeitia
- Department of Organic Chemistry I, Universidad Complutense de Madrid, Facultad de Ciencias Químicas, Ciudad Universitaria s/n, Madrid 28040 (Spain)
| | - Florencio Moreno
- Department of Organic Chemistry I, Universidad Complutense de Madrid, Facultad de Ciencias Químicas, Ciudad Universitaria s/n, Madrid 28040 (Spain)
| | - Beatriz L Maroto
- Department of Organic Chemistry I, Universidad Complutense de Madrid, Facultad de Ciencias Químicas, Ciudad Universitaria s/n, Madrid 28040 (Spain)
| | - Gilles Muller
- Department of Chemistry, San José State University, One Washinghton Square, San José, CA 95192-0101 (USA)
| | - María J Ortiz
- Department of Organic Chemistry I, Universidad Complutense de Madrid, Facultad de Ciencias Químicas, Ciudad Universitaria s/n, Madrid 28040 (Spain)
| | - Santiago de la Moya
- Department of Organic Chemistry I, Universidad Complutense de Madrid, Facultad de Ciencias Químicas, Ciudad Universitaria s/n, Madrid 28040 (Spain).
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27
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Duran-Sampedro G, Agarrabeitia AR, Garcia-Moreno I, Gartzia-Rivero L, de la Moya S, Bañuelos J, López-Arbeloa Í, Ortiz MJ. An asymmetric BODIPY triad with panchromatic absorption for high-performance red-edge laser emission. Chem Commun (Camb) 2015; 51:11382-5. [DOI: 10.1039/c5cc03408f] [Citation(s) in RCA: 19] [Impact Index Per Article: 2.1] [Reference Citation Analysis] [What about the content of this article? (0)] [Affiliation(s)] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/18/2022]
Abstract
From a judicious synthetic design based on BODIPY scaffolds UV-vis panchromatic absorption with valuable red laser emission is achieved.
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Affiliation(s)
- Gonzalo Duran-Sampedro
- Depto. de Química Orgánica I
- Facultad de CC. Químicas
- Universidad Complutense de Madrid
- Ciudad Universitaria s/n
- Madrid
| | - Antonia R. Agarrabeitia
- Depto. de Química Orgánica I
- Facultad de CC. Químicas
- Universidad Complutense de Madrid
- Ciudad Universitaria s/n
- Madrid
| | - Inmaculada Garcia-Moreno
- Depto. de Sistemas de Baja Dimensionalidad
- Superficies y Materia Condensada
- Instituto de Química-Física “Rocasolano”
- C.S.I.C
- 28006 Madrid
| | | | - Santiago de la Moya
- Depto. de Química Orgánica I
- Facultad de CC. Químicas
- Universidad Complutense de Madrid
- Ciudad Universitaria s/n
- Madrid
| | - Jorge Bañuelos
- Depto. de Química Física
- Universidad del Pais Vasco-EHU
- Bilbao
- Spain
| | | | - María J. Ortiz
- Depto. de Química Orgánica I
- Facultad de CC. Químicas
- Universidad Complutense de Madrid
- Ciudad Universitaria s/n
- Madrid
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28
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Palao E, de la Moya S, Agarrabeitia AR, Esnal I, Bañuelos J, López-Arbeloa Í, Ortiz MJ. Selective Lateral Lithiation of Methyl BODIPYs: Synthesis, Photophysics, and Electrochemistry of New Meso Derivatives. Org Lett 2014; 16:4364-7. [DOI: 10.1021/ol501945v] [Citation(s) in RCA: 32] [Impact Index Per Article: 3.2] [Reference Citation Analysis] [What about the content of this article? (0)] [Affiliation(s)] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 02/07/2023]
Affiliation(s)
- Eduardo Palao
- Departamento
de Química Orgánica I, Facultad de Ciencias Químicas, Universidad Complutense de Madrid, Ciudad Universitaria s/n, 28040 Madrid, Spain
| | - Santiago de la Moya
- Departamento
de Química Orgánica I, Facultad de Ciencias Químicas, Universidad Complutense de Madrid, Ciudad Universitaria s/n, 28040 Madrid, Spain
| | - Antonia R. Agarrabeitia
- Departamento
de Química Orgánica I, Facultad de Ciencias Químicas, Universidad Complutense de Madrid, Ciudad Universitaria s/n, 28040 Madrid, Spain
| | - Ixone Esnal
- Departamento
de Química Física, Universidad del Pais Vasco-EHU, Apartado
644, 48080 Bilbao, Spain
| | - Jorge Bañuelos
- Departamento
de Química Física, Universidad del Pais Vasco-EHU, Apartado
644, 48080 Bilbao, Spain
| | - Íñigo López-Arbeloa
- Departamento
de Química Física, Universidad del Pais Vasco-EHU, Apartado
644, 48080 Bilbao, Spain
| | - María J. Ortiz
- Departamento
de Química Orgánica I, Facultad de Ciencias Químicas, Universidad Complutense de Madrid, Ciudad Universitaria s/n, 28040 Madrid, Spain
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29
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Sánchez-Carnerero E, Moreno F, Maroto BL, Agarrabeitia AR, Ortiz MJ, Vo BG, Muller G, Moya SDL. Circularly polarized luminescence by visible-light absorption in a chiral O-BODIPY dye: unprecedented design of CPL organic molecules from achiral chromophores. J Am Chem Soc 2014; 136:3346-9. [PMID: 24524257 PMCID: PMC3984031 DOI: 10.1021/ja412294s] [Citation(s) in RCA: 235] [Impact Index Per Article: 23.5] [Reference Citation Analysis] [What about the content of this article? (0)] [Affiliation(s)] [Abstract] [MESH Headings] [Grants] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 12/03/2013] [Indexed: 12/11/2022]
Abstract
Circularly polarized luminescence (CPL) in simple (small, nonaggregated, nonpolymeric) O-BODIPYs (R)-1 and (S)-1 by irradiation with visible light is first detected as proof of the ability of a new structural design to achieve CPL from inherently achiral monochromophore systems in simple organic molecules. The measured level of CPL (|g(lum)|) in solution falls into the usual range of that obtained from other simple organic molecules (10(-5)-10(-2) range), but the latter having more complex architectures since axially chiral chromophores or multichromophore systems are usually required. The new design is based on chirally perturbing the acting achiral chromophore by orthogonally tethering a single axially chiral 1,1'-binaphtyl moiety to it. The latter does not participate as a chromophore in the light-absorption/emission phenomenon. This simple design opens up new perspectives for the future development of new small-sized CPL organic dyes (e.g., those based on other highly luminescent achiral chromophores and/or chirally perturbing moieties), as well as for the improvement of the CPL properties of the organic molecules spanning their use in photonic applications.
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Affiliation(s)
- Esther
M. Sánchez-Carnerero
- Departamento
de Química Orgánica I, Facultad de Ciencias Químicas, Universidad Complutense de Madrid, Ciudad Universitaria s/n, 28040, Madrid, Spain
| | - Florencio Moreno
- Departamento
de Química Orgánica I, Facultad de Ciencias Químicas, Universidad Complutense de Madrid, Ciudad Universitaria s/n, 28040, Madrid, Spain
| | - Beatriz L. Maroto
- Departamento
de Química Orgánica I, Facultad de Ciencias Químicas, Universidad Complutense de Madrid, Ciudad Universitaria s/n, 28040, Madrid, Spain
| | - Antonia R. Agarrabeitia
- Departamento
de Química Orgánica I, Facultad de Ciencias Químicas, Universidad Complutense de Madrid, Ciudad Universitaria s/n, 28040, Madrid, Spain
| | - María J. Ortiz
- Departamento
de Química Orgánica I, Facultad de Ciencias Químicas, Universidad Complutense de Madrid, Ciudad Universitaria s/n, 28040, Madrid, Spain
| | - Bryan G. Vo
- Department
of Chemistry, San José State University, San José, California 95192-0101, United States
| | - Gilles Muller
- Department
of Chemistry, San José State University, San José, California 95192-0101, United States
| | - Santiago de la Moya
- Departamento
de Química Orgánica I, Facultad de Ciencias Químicas, Universidad Complutense de Madrid, Ciudad Universitaria s/n, 28040, Madrid, Spain
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30
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Duran-Sampedro G, Esnal I, Agarrabeitia AR, Bañuelos Prieto J, Cerdán L, García-Moreno I, Costela A, Lopez-Arbeloa I, Ortiz MJ. First highly efficient and photostable E and C derivatives of 4,4-difluoro-4-bora-3a,4a-diaza-s-indacene (BODIPY) as dye lasers in the liquid phase, thin films, and solid-state rods. Chemistry 2014; 20:2646-53. [PMID: 24453119 DOI: 10.1002/chem.201303579] [Citation(s) in RCA: 44] [Impact Index Per Article: 4.4] [Reference Citation Analysis] [What about the content of this article? (0)] [Affiliation(s)] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 09/10/2013] [Revised: 11/18/2013] [Indexed: 11/12/2022]
Abstract
A new library of E- and C-4,4-difluoro-4-bora-3a,4a-diaza-s-indacene (BODIPY) derivatives has been synthesized through a straightforward protocol from commercially available BODIPY complexes, and a systematic study of the photophysical properties and laser behavior related to the electronic properties of the B-substituent group (alkynyl, cyano, vinyl, aryl, and alkyl) has been carried out. The replacement of fluorine atoms by electron-withdrawing groups enhances the fluorescence response of the dye, whereas electron-donor groups diminish the fluorescence efficiency. As a consequence, these compounds exhibit enhanced laser action with respect to their parent dyes, both in liquid solution and in the solid phase, with lasing efficiencies under transversal pumping up to 73 % in liquid solution and 53 % in a solid matrix. The new dyes also showed enhanced photostability. In a solid matrix, the derivative of commercial dye PM597 that incorporated cyano groups at the boron center exhibited a very high lasing stability, with the laser emission remaining at the initial level after 100 000 pump pulses in the same position of the sample at a 10 Hz repetition rate. Distributed feedback laser emission was demonstrated with organic films that incorporated parent dye PM597 and its cyano derivative. The films were deposited onto quartz substrates engraved with appropriate periodical structures. The C derivative exhibited a laser threshold lower than that of the parent dye as well as lasing intensities up to three orders of magnitude higher.
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Affiliation(s)
- Gonzalo Duran-Sampedro
- Departamento de Quimica Organica I, Facultad de Ciencias Quimicas, Universidad Complutense, 28040 Madrid (Spain), Fax: (+34) 913944103
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Duran-Sampedro G, Palao E, Agarrabeitia AR, Moya SDL, Boens N, Ortiz MJ. Negishi reaction in BODIPY dyes. Unprecedented alkylation by palladium-catalyzed C–C coupling in boron dipyrromethene derivatives. RSC Adv 2014. [DOI: 10.1039/c4ra00651h] [Citation(s) in RCA: 31] [Impact Index Per Article: 3.1] [Reference Citation Analysis] [What about the content of this article? (0)] [Affiliation(s)] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/01/2023] Open
Abstract
Unprecedented Negishi reaction in haloBODIPYs to yield alkyl, aryl and alkynyl BODIPY dyes, including interesting a symmetrically disubstituted derivatives, is described.
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Affiliation(s)
| | - Eduardo Palao
- Department of Organic Chemistry I
- Complutense University of Madrid
- Madrid, Spain
| | | | - Santiago de la Moya
- Department of Organic Chemistry I
- Complutense University of Madrid
- Madrid, Spain
| | - Noël Boens
- Department of Chemistry
- Katholieke Universiteit Leuven
- 3001 Leuven, Belgium
| | - María J. Ortiz
- Department of Organic Chemistry I
- Complutense University of Madrid
- Madrid, Spain
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32
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Sánchez-Carnerero EM, Gartzia-Rivero L, Moreno F, Maroto BL, Agarrabeitia AR, Ortiz MJ, Bañuelos J, López-Arbeloa Í, de la Moya S. Spiranic BODIPYs: a ground-breaking design to improve the energy transfer in molecular cassettes. Chem Commun (Camb) 2014; 50:12765-7. [DOI: 10.1039/c4cc05709k] [Citation(s) in RCA: 28] [Impact Index Per Article: 2.8] [Reference Citation Analysis] [What about the content of this article? (0)] [Affiliation(s)] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/21/2022]
Abstract
From a flexible cassette it is possible to boost the EET by a simple spiranic design.
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Affiliation(s)
| | | | - Florencio Moreno
- Depto. de Química Orgánica I
- Facultad de CC. Químicas
- Universidad Complutense de Madrid
- Madrid, Spain
| | - Beatriz L. Maroto
- Depto. de Química Orgánica I
- Facultad de CC. Químicas
- Universidad Complutense de Madrid
- Madrid, Spain
| | - Antonia R. Agarrabeitia
- Depto. de Química Orgánica I
- Facultad de CC. Químicas
- Universidad Complutense de Madrid
- Madrid, Spain
| | - María J. Ortiz
- Depto. de Química Orgánica I
- Facultad de CC. Químicas
- Universidad Complutense de Madrid
- Madrid, Spain
| | - Jorge Bañuelos
- Depto. de Química Física
- Universidad del Pais Vasco-EHU
- Bilbao, Spain
| | | | - Santiago de la Moya
- Depto. de Química Orgánica I
- Facultad de CC. Químicas
- Universidad Complutense de Madrid
- Madrid, Spain
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33
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Palao E, Agarrabeitia AR, Bañuelos-Prieto J, Lopez TA, Lopez-Arbeloa I, Armesto D, Ortiz MJ. 8-Functionalization of Alkyl-Substituted-3,8-Dimethyl BODIPYs by Knoevenagel Condensation. Org Lett 2013; 15:4454-7. [DOI: 10.1021/ol401993p] [Citation(s) in RCA: 39] [Impact Index Per Article: 3.5] [Reference Citation Analysis] [What about the content of this article? (0)] [Affiliation(s)] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/15/2023]
Affiliation(s)
- Eduardo Palao
- Departamento de Química Orgánica I, Facultad de Ciencias Químicas, Universidad Complutense, 28040 Madrid, Spain, and Departamento de Química Física, Universidad del País Vasco/EHU, Apartado 644, 48080 Bilbao, Spain
| | - Antonia R. Agarrabeitia
- Departamento de Química Orgánica I, Facultad de Ciencias Químicas, Universidad Complutense, 28040 Madrid, Spain, and Departamento de Química Física, Universidad del País Vasco/EHU, Apartado 644, 48080 Bilbao, Spain
| | - Jorge Bañuelos-Prieto
- Departamento de Química Orgánica I, Facultad de Ciencias Químicas, Universidad Complutense, 28040 Madrid, Spain, and Departamento de Química Física, Universidad del País Vasco/EHU, Apartado 644, 48080 Bilbao, Spain
| | - Teresa Arbeloa Lopez
- Departamento de Química Orgánica I, Facultad de Ciencias Químicas, Universidad Complutense, 28040 Madrid, Spain, and Departamento de Química Física, Universidad del País Vasco/EHU, Apartado 644, 48080 Bilbao, Spain
| | - Iñigo Lopez-Arbeloa
- Departamento de Química Orgánica I, Facultad de Ciencias Químicas, Universidad Complutense, 28040 Madrid, Spain, and Departamento de Química Física, Universidad del País Vasco/EHU, Apartado 644, 48080 Bilbao, Spain
| | - Diego Armesto
- Departamento de Química Orgánica I, Facultad de Ciencias Químicas, Universidad Complutense, 28040 Madrid, Spain, and Departamento de Química Física, Universidad del País Vasco/EHU, Apartado 644, 48080 Bilbao, Spain
| | - Maria J. Ortiz
- Departamento de Química Orgánica I, Facultad de Ciencias Químicas, Universidad Complutense, 28040 Madrid, Spain, and Departamento de Química Física, Universidad del País Vasco/EHU, Apartado 644, 48080 Bilbao, Spain
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Esnal I, Bañuelos J, López Arbeloa I, Costela A, Garcia-Moreno I, Garzón M, Agarrabeitia AR, José Ortiz M. Nitro and amino BODIPYS: crucial substituents to modulate their photonic behavior. RSC Adv 2013. [DOI: 10.1039/c2ra22916a] [Citation(s) in RCA: 32] [Impact Index Per Article: 2.9] [Reference Citation Analysis] [What about the content of this article? (0)] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/01/2023] Open
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35
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Sánchez-Carnerero EM, Moreno F, Maroto BL, Agarrabeitia AR, Bañuelos J, Arbeloa T, López-Arbeloa I, Ortiz MJ, Moya SDL. Unprecedented induced axial chirality in a molecular BODIPY dye: strongly bisignated electronic circular dichroism in the visible region. Chem Commun (Camb) 2013; 49:11641-3. [DOI: 10.1039/c3cc47570k] [Citation(s) in RCA: 38] [Impact Index Per Article: 3.5] [Reference Citation Analysis] [What about the content of this article? (0)] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/13/2023]
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36
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Duran-Sampedro G, Agarrabeitia AR, Garcia-Moreno I, Costela A, Bañuelos J, Arbeloa T, López Arbeloa I, Chiara JL, Ortiz MJ. Chlorinated BODIPYs: Surprisingly Efficient and Highly Photostable Laser Dyes. European J Org Chem 2012. [DOI: 10.1002/ejoc.201200946] [Citation(s) in RCA: 85] [Impact Index Per Article: 7.1] [Reference Citation Analysis] [What about the content of this article? (0)] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/08/2022]
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37
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Bañuelos-Prieto J, Agarrabeitia AR, Garcia-Moreno I, Lopez-Arbeloa I, Costela A, Infantes L, Perez-Ojeda ME, Palacios-Cuesta M, Ortiz MJ. Controlling Optical Properties and Function of BODIPY by Using Asymmetric Substitution Effects. Chemistry 2010; 16:14094-105. [DOI: 10.1002/chem.201002095] [Citation(s) in RCA: 34] [Impact Index Per Article: 2.4] [Reference Citation Analysis] [What about the content of this article? (0)] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/09/2022]
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38
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Martin-Fontecha M, Agarrabeitia AR, Ortiz MJ, Armesto D. SmI2-Mediated 3-exo-trig Cyclization of β,γ-Unsaturated Carbonyl Compounds: Diastereoselective Synthesis of Cyclopropanols. Org Lett 2010; 12:4082-5. [DOI: 10.1021/ol101666m] [Citation(s) in RCA: 28] [Impact Index Per Article: 2.0] [Reference Citation Analysis] [What about the content of this article? (0)] [Affiliation(s)] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/28/2022]
Affiliation(s)
- Mar Martin-Fontecha
- Departamento de Quimica Organica I, Facultad de Ciencias Quimicas, Universidad Complutense, 28040 Madrid, Spain
| | - Antonia R. Agarrabeitia
- Departamento de Quimica Organica I, Facultad de Ciencias Quimicas, Universidad Complutense, 28040 Madrid, Spain
| | - Maria J. Ortiz
- Departamento de Quimica Organica I, Facultad de Ciencias Quimicas, Universidad Complutense, 28040 Madrid, Spain
| | - Diego Armesto
- Departamento de Quimica Organica I, Facultad de Ciencias Quimicas, Universidad Complutense, 28040 Madrid, Spain
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39
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Armesto D, Ortiz MJ, Agarrabeitia AR, Martin-Fontecha M, El-Boulifi N, Duran-Sampedro G, Enma D. Remarkable Observations on Triplet-Sensitized Reactions. The Di-π-methane Rearrangement of Acyclic 1,4-Dienes in the Triplet Excited State. Org Lett 2009; 11:4148-51. [PMID: 19685921 DOI: 10.1021/ol901636z] [Citation(s) in RCA: 5] [Impact Index Per Article: 0.3] [Reference Citation Analysis] [What about the content of this article? (0)] [Affiliation(s)] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/28/2022]
Affiliation(s)
- Diego Armesto
- Departamento de Quimica Organica I, Facultad de Quimica, Universidad Complutense, 28040-Madrid, Spain
| | - Maria J. Ortiz
- Departamento de Quimica Organica I, Facultad de Quimica, Universidad Complutense, 28040-Madrid, Spain
| | - Antonia R. Agarrabeitia
- Departamento de Quimica Organica I, Facultad de Quimica, Universidad Complutense, 28040-Madrid, Spain
| | - Mar Martin-Fontecha
- Departamento de Quimica Organica I, Facultad de Quimica, Universidad Complutense, 28040-Madrid, Spain
| | - Noureddin El-Boulifi
- Departamento de Quimica Organica I, Facultad de Quimica, Universidad Complutense, 28040-Madrid, Spain
| | - Gonzalo Duran-Sampedro
- Departamento de Quimica Organica I, Facultad de Quimica, Universidad Complutense, 28040-Madrid, Spain
| | - Danielle Enma
- Departamento de Quimica Organica I, Facultad de Quimica, Universidad Complutense, 28040-Madrid, Spain
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Armesto D, Ortiz MJ, Agarrabeitia AR, El-Boulifi N. The Effects of Triplet Sensitizers' Energies on the Photoreactivity of β,γ-Unsaturated Methyl Ketones. Angew Chem Int Ed Engl 2005. [DOI: 10.1002/ange.200502619] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [What about the content of this article? (0)] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/08/2022]
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41
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Armesto D, Ortiz MJ, Agarrabeitia AR, El-Boulifi N. The Effects of Triplet Sensitizers' Energies on the Photoreactivity of β,γ-Unsaturated Methyl Ketones. Angew Chem Int Ed Engl 2005; 44:7739-41. [PMID: 16267875 DOI: 10.1002/anie.200502619] [Citation(s) in RCA: 13] [Impact Index Per Article: 0.7] [Reference Citation Analysis] [What about the content of this article? (0)] [Affiliation(s)] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/08/2022]
Affiliation(s)
- Diego Armesto
- Departamento de Quimica Organica I, Facultad de Ciencias Quimicas, Universidad Complutense, Madrid, Spain.
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42
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Armesto D, Ortiz MJ, Agarrabeitia AR, Martín-Fontecha M. Novel Oxa-di-π-methane and Norrish Type I Reactions in the S2 (π,π*) Excited State of a Series of β,γ-Unsaturated Ketones. Org Lett 2005; 7:2687-90. [PMID: 15957922 DOI: 10.1021/ol050846d] [Citation(s) in RCA: 14] [Impact Index Per Article: 0.7] [Reference Citation Analysis] [What about the content of this article? (0)] [Affiliation(s)] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/30/2022]
Abstract
[reaction: see text] Beta,gamma-unsaturated methyl ketones with electron-withdrawing groups at the gamma-position of the ene moiety undergo ODPM rearrangements and Norrish type I reactions on direct irradiation at 254 nm. The results are consistent with the involvement of alkene S(2) (pi,pi*) as reactive excited states in these processes.
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Affiliation(s)
- Diego Armesto
- Departamento de Química Orgánica I, Facultad de Ciencias Químicas, Universidad Complutense, 28040 Madrid, Spain.
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43
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Armesto D, Ortiz MJ, Agarrabeitia AR, Martin-Fontecha M. Influence of Electron-Donor Sensitizers on SET-Promoted Photochemical Reactions of β,γ-Unsaturated Aldehydes. Org Lett 2004; 6:2261-4. [PMID: 15200335 DOI: 10.1021/ol049263e] [Citation(s) in RCA: 14] [Impact Index Per Article: 0.7] [Reference Citation Analysis] [What about the content of this article? (0)] [Affiliation(s)] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/28/2022]
Abstract
beta,gamma-Unsaturated aldehydes undergo photochemical oxa-di-pi-methane and decarbonylation reactions using DMN as an electron-donor sensitizer, whereas, using DMA, other photoproducts resulting from proton abstraction by ketyl- and alkene-centered radical-anions are also obtained.
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Affiliation(s)
- Diego Armesto
- Departamento de Quimica Organica I, Facultad de Ciencias Quimicas, Universidad Complutense, 28040-Madrid, Spain.
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44
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Armesto D, Caballero O, Ortiz MJ, Agarrabeitia AR, Martin-Fontecha M, Torres MR. Novel photoreactions of 2-aza-1,4-dienes in the triplet excited state and via radical-cation intermediates. 2-aza-di-pi-methane rearrangements yielding cyclopropylimines and N-vinylaziridines. J Org Chem 2003; 68:6661-71. [PMID: 12919030 DOI: 10.1021/jo034452g] [Citation(s) in RCA: 13] [Impact Index Per Article: 0.6] [Reference Citation Analysis] [What about the content of this article? (0)] [Affiliation(s)] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/30/2022]
Abstract
Triplet-sensitized irradiation of 2-aza-1,4-dienes affords N-cyclopropylimines via 2-aza-di-pi-methane (2-ADPM) rearrangement pathways. In the case of the pentaphenyl-substituted azadiene 1, irradiation leads to formation of cyclopropylimine 2 as well as N-vinylaziridine 3. The transformations represent the first examples of di-pi-methane rearrangement reactions that yield three-membered heterocyclic products. SET-sensitized irradiation of 2-aza-1,4-dienes, by using 9,10-dicyanoanthracene (DCA) as an electron-acceptor sensitizer and biphenyl as cosensitizer, brings about regioselective formation of N-vinylaziridines. Under these conditions, azadiene 1 also affords cyclopropylimine 37, resulting from an aryl-di-pi-methane rearrangement. This result demonstrates that di-pi-methane reactions can also take place via radical-cation intermediates. In some instances, imine and olefin centered cation-radical intermediates, generated by SET-sensitized irradiation, undergo alternative reactions to produce isoquinoline and benzoazepine products.
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Affiliation(s)
- Diego Armesto
- Departamento de Quimica Organica I, Facultad de Ciencias Quimicas, Universidad Complutense, 28040-Madrid, Spain.
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Martı́nez-Alcázar M, Cano FH, Ortiz M, Agarrabeitia AR. Unexpected photochemical reactivity of 3-(9-fluorenylidene)-2,2-dimethylpropenal oxime acetate. J Mol Struct 2003. [DOI: 10.1016/s0022-2860(02)00174-6] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [What about the content of this article? (0)] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 10/27/2022]
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46
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Armesto D, Ortiz MJ, Agarrabeitia AR, Aparicio-Lara S, Martin-Fontecha M, Liras M, Martinez-Alcazar MP. Photochemical reactivity of 1-substituted-1-aza-1,4-dienes promoted by electron-acceptor sensitizers. Di-pi-methane rearrangements and alternative reactions via radical-cation intermediates. J Org Chem 2002; 67:9397-405. [PMID: 12492344 DOI: 10.1021/jo026440l] [Citation(s) in RCA: 7] [Impact Index Per Article: 0.3] [Reference Citation Analysis] [What about the content of this article? (0)] [Affiliation(s)] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/30/2022]
Abstract
Irradiation of a series of beta,gamma-unsaturated imines, oxime acetates, and oxime methyl ethers, using 9,10-dicyanoanthrathene (DCA) or dicyanodurene (DCD) as electron acceptor sensitizers, affords the corresponding cyclopropanes resulting from 1-aza-di-pi-methane rearrangements via radical cations. In some cases, alternative reactions of these intermediates occur to yield nitriles, dihydroquinolines, dihydronaphthalene derivatives, and cycloaddition products. Some of these products result from reactions via alkene radical-cation intermediates while others arise by pathways involving imine radical-cation intermediates. The yields of products formed in these processes were significantly higher when DCD was used as electron-acceptor sensitizer instead of DCA.
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Affiliation(s)
- Diego Armesto
- Departamento de Quimica Organica I, Facultad de Ciencias Quimicas, Universidad Complutense, 28040-Madrid, Spain.
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Armesto D, Ortiz MJ, Agarrabeitia AR, Martin-Fontecha M. Di-pi-methane reactions promoted by SET from electron-donor sensitizers. J Am Chem Soc 2001; 123:9920-1. [PMID: 11583566 DOI: 10.1021/ja0164428] [Citation(s) in RCA: 10] [Impact Index Per Article: 0.4] [Reference Citation Analysis] [What about the content of this article? (0)] [Affiliation(s)] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/28/2022]
Affiliation(s)
- D Armesto
- Departamento de Quimica Organica I, Facultad de Ciencias Quimicas, Universidad Complutense, 28040-Madrid, Spain
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Armesto D, Ortiz MJ, Agarrabeitia AR. Photochemical Vinylcyclopropane Rearrangements of 1-Substituted-3-(2,2-diphenylvinyl)-2,2- dimethylcyclopropanes to Cyclopentenes and Different Heterocycles. J Org Chem 1999; 64:1056-1060. [PMID: 11674191 DOI: 10.1021/jo981965s] [Citation(s) in RCA: 12] [Impact Index Per Article: 0.5] [Reference Citation Analysis] [What about the content of this article? (0)] [Affiliation(s)] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/30/2022]
Affiliation(s)
- Diego Armesto
- Departamento de Quimica Organica I, Facultad de Ciencias Quimicas, Universidad Complutense, 28040-Madrid, Spain
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Armesto D, Ortiz MJ, Romano S, Agarrabeitia AR, Gallego MG, Ramos A. Unexpected Oxadi-π-methane Rearrangement of β,γ-Unsaturated Aldehydes. J Org Chem 1996. [DOI: 10.1021/jo951032l] [Citation(s) in RCA: 20] [Impact Index Per Article: 0.7] [Reference Citation Analysis] [What about the content of this article? (0)] [Affiliation(s)] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/29/2022]
Affiliation(s)
- Diego Armesto
- Departamento de Quimica Organica I, Facultad de Ciencias Quimicas, Universidad Complutense, 28040-Madrid, Spain
| | - Maria J. Ortiz
- Departamento de Quimica Organica I, Facultad de Ciencias Quimicas, Universidad Complutense, 28040-Madrid, Spain
| | - Santiago Romano
- Departamento de Quimica Organica I, Facultad de Ciencias Quimicas, Universidad Complutense, 28040-Madrid, Spain
| | - Antonia R. Agarrabeitia
- Departamento de Quimica Organica I, Facultad de Ciencias Quimicas, Universidad Complutense, 28040-Madrid, Spain
| | - Mar G. Gallego
- Departamento de Quimica Organica I, Facultad de Ciencias Quimicas, Universidad Complutense, 28040-Madrid, Spain
| | - Ana Ramos
- Departamento de Quimica Organica I, Facultad de Ciencias Quimicas, Universidad Complutense, 28040-Madrid, Spain
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Armesto D, Horspool WM, Gallego MG, Agarrabeitia AR. Steric and electronic effects on the photochemical reactivity of oxime acetates of β,γ-unsaturated aldehydes. ACTA ACUST UNITED AC 1992. [DOI: 10.1039/p19920000163] [Citation(s) in RCA: 14] [Impact Index Per Article: 0.4] [Reference Citation Analysis] [What about the content of this article? (0)] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/21/2022]
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