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Espinosa Ferao A, García Alcaraz A, García López R. Electronic structure and bridge geometric distortion in push–pull imine-bridged triads. A theoretical study. NEW J CHEM 2021. [DOI: 10.1039/d1nj00152c] [Citation(s) in RCA: 1] [Impact Index Per Article: 0.3] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/13/2022]
Abstract
Intramolecular electron transfer (IET) in imine-bridged triads is studied by analyzing electric charge distribution and ferrocene and bridge distortion parameters.
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Affiliation(s)
- Arturo Espinosa Ferao
- Departamento de Química Orgánica
- Facultad de Química
- Campus de Espinardo
- Universidad de Murcia
- 30100 Murcia
| | - Antonio García Alcaraz
- Departamento de Química Orgánica
- Facultad de Química
- Campus de Espinardo
- Universidad de Murcia
- 30100 Murcia
| | - Rafaela García López
- Departamento de Química Orgánica
- Facultad de Química
- Campus de Espinardo
- Universidad de Murcia
- 30100 Murcia
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2
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Breuer R, Schmittel M. Unsymmetrically Substituted 1,1′-Biferrocenylenes Maintain Class III Mixed-Valence Character. Organometallics 2013. [DOI: 10.1021/om400502e] [Citation(s) in RCA: 21] [Impact Index Per Article: 1.9] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/19/2023]
Affiliation(s)
- Rochus Breuer
- Center
of Micro- and Nanochemistry and Engineering, Organische Chemie I, Universität Siegen, Adolf-Reichwein-Straße 2, D-57068 Siegen, Germany
| | - Michael Schmittel
- Center
of Micro- and Nanochemistry and Engineering, Organische Chemie I, Universität Siegen, Adolf-Reichwein-Straße 2, D-57068 Siegen, Germany
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3
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Pfaff U, Hildebrandt A, Schaarschmidt D, Hahn T, Liebing S, Kortus J, Lang H. Di- and Triferrocenyl (Hetero)Aromatics: Synthesis, Characterization, (Spectro-)Electrochemistry, and Calculations. Organometallics 2012. [DOI: 10.1021/om300511v] [Citation(s) in RCA: 82] [Impact Index Per Article: 6.8] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/29/2022]
Affiliation(s)
- Ulrike Pfaff
- Department of Inorganic Chemistry,
Institute of Chemistry, Faculty of Natural Sciences, Chemnitz University of Technology, Straße der
Nationen 62, D-09111 Chemnitz, Germany
| | - Alexander Hildebrandt
- Department of Inorganic Chemistry,
Institute of Chemistry, Faculty of Natural Sciences, Chemnitz University of Technology, Straße der
Nationen 62, D-09111 Chemnitz, Germany
| | - Dieter Schaarschmidt
- Department of Inorganic Chemistry,
Institute of Chemistry, Faculty of Natural Sciences, Chemnitz University of Technology, Straße der
Nationen 62, D-09111 Chemnitz, Germany
| | - Torsten Hahn
- Institut of Theoretical Physics, Technische Universität Bergakademie Freiberg, Leipziger
Straße 23, 09596 Freiberg, Germany
| | - Simon Liebing
- Institut of Theoretical Physics, Technische Universität Bergakademie Freiberg, Leipziger
Straße 23, 09596 Freiberg, Germany
| | - Jens Kortus
- Institut of Theoretical Physics, Technische Universität Bergakademie Freiberg, Leipziger
Straße 23, 09596 Freiberg, Germany
| | - Heinrich Lang
- Department of Inorganic Chemistry,
Institute of Chemistry, Faculty of Natural Sciences, Chemnitz University of Technology, Straße der
Nationen 62, D-09111 Chemnitz, Germany
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4
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Speck JM, Claus R, Hildebrandt A, Rüffer T, Erasmus E, van As L, Swarts JC, Lang H. Electron Transfer Studies on Ferrocenylthiophenes: Synthesis, Properties, and Electrochemistry. Organometallics 2012. [DOI: 10.1021/om3006036] [Citation(s) in RCA: 84] [Impact Index Per Article: 7.0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/28/2022]
Affiliation(s)
- J. Matthäus Speck
- Fakultät für Naturwissenschaften,
Institut für Chemie, Lehrstuhl
für Anorganische Chemie, Technische Universität Chemnitz, Straße der Nationen
62, 09111 Chemnitz, Germany
| | - Ron Claus
- Fakultät für Naturwissenschaften,
Institut für Chemie, Lehrstuhl
für Anorganische Chemie, Technische Universität Chemnitz, Straße der Nationen
62, 09111 Chemnitz, Germany
| | - Alexander Hildebrandt
- Fakultät für Naturwissenschaften,
Institut für Chemie, Lehrstuhl
für Anorganische Chemie, Technische Universität Chemnitz, Straße der Nationen
62, 09111 Chemnitz, Germany
| | - Tobias Rüffer
- Fakultät für Naturwissenschaften,
Institut für Chemie, Lehrstuhl
für Anorganische Chemie, Technische Universität Chemnitz, Straße der Nationen
62, 09111 Chemnitz, Germany
| | - Elizabeth Erasmus
- Department of Chemistry, University of the Free State, PO Box 339, Bloemfontein,
South Africa
| | - Lydia van As
- Department of Chemistry, University of the Free State, PO Box 339, Bloemfontein,
South Africa
| | - Jannie C. Swarts
- Department of Chemistry, University of the Free State, PO Box 339, Bloemfontein,
South Africa
| | - Heinrich Lang
- Fakultät für Naturwissenschaften,
Institut für Chemie, Lehrstuhl
für Anorganische Chemie, Technische Universität Chemnitz, Straße der Nationen
62, 09111 Chemnitz, Germany
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5
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Lohan M, Milde B, Heider S, Speck JM, Krauße S, Schaarschmidt D, Rüffer T, Lang H. Synthesis, Electrochemistry, Spectroelectrochemistry, and Solid-State Structures of Palladium Biferrocenylphosphines and Their Use in C,C Cross-Coupling Reactions. Organometallics 2012. [DOI: 10.1021/om201220w] [Citation(s) in RCA: 30] [Impact Index Per Article: 2.5] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/30/2022]
Affiliation(s)
- Manja Lohan
- Faculty of Science, Institute of
Chemistry, Department of Inorganic
Chemistry, Chemnitz University of Technology, Straße
der Nationen 62, 09111 Chemnitz, Germany
| | - Bianca Milde
- Faculty of Science, Institute of
Chemistry, Department of Inorganic
Chemistry, Chemnitz University of Technology, Straße
der Nationen 62, 09111 Chemnitz, Germany
| | - Silvio Heider
- Faculty of Science, Institute of
Chemistry, Department of Inorganic
Chemistry, Chemnitz University of Technology, Straße
der Nationen 62, 09111 Chemnitz, Germany
| | - J. Matthäus Speck
- Faculty of Science, Institute of
Chemistry, Department of Inorganic
Chemistry, Chemnitz University of Technology, Straße
der Nationen 62, 09111 Chemnitz, Germany
| | - Sabrina Krauße
- Faculty of Science, Institute of
Chemistry, Department of Inorganic
Chemistry, Chemnitz University of Technology, Straße
der Nationen 62, 09111 Chemnitz, Germany
| | - Dieter Schaarschmidt
- Faculty of Science, Institute of
Chemistry, Department of Inorganic
Chemistry, Chemnitz University of Technology, Straße
der Nationen 62, 09111 Chemnitz, Germany
| | - Tobias Rüffer
- Faculty of Science, Institute of
Chemistry, Department of Inorganic
Chemistry, Chemnitz University of Technology, Straße
der Nationen 62, 09111 Chemnitz, Germany
| | - Heinrich Lang
- Faculty of Science, Institute of
Chemistry, Department of Inorganic
Chemistry, Chemnitz University of Technology, Straße
der Nationen 62, 09111 Chemnitz, Germany
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6
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Speck JM, Schaarschmidt D, Lang H. Atropisomeric 3,3′,4,4′,5,5′-Hexaferrocenyl-2,2′-bithiophene: Synthesis, Solid-State Structure, and Electrochemistry. Organometallics 2012. [DOI: 10.1021/om201266y] [Citation(s) in RCA: 49] [Impact Index Per Article: 4.1] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/30/2022]
Affiliation(s)
- J. Matthäus Speck
- Fakultät
für Naturwissenschaften, Institut
für Chemie, Lehrstuhl für Anorganische Chemie, Technische Universität Chemnitz, Straße
der Nationen 62, 09111 Chemnitz, Germany
| | - Dieter Schaarschmidt
- Fakultät
für Naturwissenschaften, Institut
für Chemie, Lehrstuhl für Anorganische Chemie, Technische Universität Chemnitz, Straße
der Nationen 62, 09111 Chemnitz, Germany
| | - Heinrich Lang
- Fakultät
für Naturwissenschaften, Institut
für Chemie, Lehrstuhl für Anorganische Chemie, Technische Universität Chemnitz, Straße
der Nationen 62, 09111 Chemnitz, Germany
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7
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Otón F, González MDC, Espinosa A, Tárraga A, Molina P. Synthesis, Structural Characterization, and Sensing Properties of Clickable Unsymmetrical 1,1′-Disubstituted Ferrocene–Triazole Derivatives. Organometallics 2012. [DOI: 10.1021/om300093c] [Citation(s) in RCA: 51] [Impact Index Per Article: 4.3] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/28/2023]
Affiliation(s)
- Francisco Otón
- Departamento de Nanociencia Molecular y Materiales
Orgánicos, Instituto de Ciencia de Materiales
de Barcelona (CSIC), Campus UAB, 08193 Bellaterra,
Spain
| | - María del Carmen González
- Departamento de Química Orgánica, Facultad
de Química Campus de Espinardo, Universidad de Murcia, E-30100 Murcia, Spain
| | - Arturo Espinosa
- Departamento de Química Orgánica, Facultad
de Química Campus de Espinardo, Universidad de Murcia, E-30100 Murcia, Spain
| | - Alberto Tárraga
- Departamento de Química Orgánica, Facultad
de Química Campus de Espinardo, Universidad de Murcia, E-30100 Murcia, Spain
| | - Pedro Molina
- Departamento de Química Orgánica, Facultad
de Química Campus de Espinardo, Universidad de Murcia, E-30100 Murcia, Spain
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8
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Pandey R, Gupta RK, Shahid M, Maiti B, Misra A, Pandey DS. Synthesis and Characterization of Electroactive Ferrocene Derivatives: Ferrocenylimidazoquinazoline as a Multichannel Chemosensor Selectively for Hg2+ and Pb2+ Ions in an Aqueous Environment. Inorg Chem 2011; 51:298-311. [DOI: 10.1021/ic201663m] [Citation(s) in RCA: 78] [Impact Index Per Article: 6.0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/19/2022]
Affiliation(s)
- Rampal Pandey
- Department of Chemistry, Faculty
of Science, Banaras Hindu University, Varanasi
221
005 (U.P.), India
| | - Rakesh Kumar Gupta
- Department of Chemistry, Faculty
of Science, Banaras Hindu University, Varanasi
221
005 (U.P.), India
| | - Mohammad Shahid
- Department of Chemistry, Faculty
of Science, Banaras Hindu University, Varanasi
221
005 (U.P.), India
| | - Biswajit Maiti
- Department of Chemistry, Faculty
of Science, Banaras Hindu University, Varanasi
221
005 (U.P.), India
| | - Arvind Misra
- Department of Chemistry, Faculty
of Science, Banaras Hindu University, Varanasi
221
005 (U.P.), India
| | - Daya Shankar Pandey
- Department of Chemistry, Faculty
of Science, Banaras Hindu University, Varanasi
221
005 (U.P.), India
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9
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Lage ML, Curiel D, Fernández I, Mancheño MJ, Gómez-Gallego M, Molina P, Sierra MA. General Route to Olefins and Polyenes Having Metal Termini through the Palladium-Catalyzed Self-Dimerization of Bimetallic Fischer Carbenes. Organometallics 2011. [DOI: 10.1021/om100686g] [Citation(s) in RCA: 22] [Impact Index Per Article: 1.7] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/28/2022]
Affiliation(s)
- Marta L. Lage
- Departamento de Química Orgánica, Facultad de Ciencias Químicas, Universidad Complutense, 28040 Madrid, Spain
| | - David Curiel
- Departamento de Química Orgánica, Facultad de Química, Universidad de Murcia, Campus de Espinardo, E-30100 Murcia, Spain
| | - Israel Fernández
- Departamento de Química Orgánica, Facultad de Ciencias Químicas, Universidad Complutense, 28040 Madrid, Spain
| | - María J. Mancheño
- Departamento de Química Orgánica, Facultad de Ciencias Químicas, Universidad Complutense, 28040 Madrid, Spain
| | - Mar Gómez-Gallego
- Departamento de Química Orgánica, Facultad de Ciencias Químicas, Universidad Complutense, 28040 Madrid, Spain
| | - Pedro Molina
- Departamento de Química Orgánica, Facultad de Química, Universidad de Murcia, Campus de Espinardo, E-30100 Murcia, Spain
| | - Miguel A. Sierra
- Departamento de Química Orgánica, Facultad de Ciencias Químicas, Universidad Complutense, 28040 Madrid, Spain
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Shen JS, Li DH, Zhang MB, Zhou J, Zhang H, Jiang YB. Metal-metal-interaction-facilitated coordination polymer as a sensing ensemble: a case study for cysteine sensing. LANGMUIR : THE ACS JOURNAL OF SURFACES AND COLLOIDS 2011; 27:481-486. [PMID: 21133345 DOI: 10.1021/la103153e] [Citation(s) in RCA: 70] [Impact Index Per Article: 5.4] [Reference Citation Analysis] [Abstract] [MESH Headings] [Track Full Text] [Subscribe] [Scholar Register] [Indexed: 05/30/2023]
Abstract
A detailed investigation of the absorption and CD signals of Ag(I)-cysteine (Cys) aqueous solutions at buffered or varying pH has allowed us to suggest that coordination polymers are formed upon mixing Ag(I) and Cys bearing a Ag(I)-Cys repeat unit. The formation of the coordination polymers are shown to be facilitated by both the Ag(I)···Ag(I) interaction and the interaction between the side chains in the polymeric backbone. The former allows for an immediate spectral sensing of Cys with enantiomeric discrimination capacity with both high sensitivity and selectivity, and the contribution of the side-chain/side-chain interaction serves to guide extended sensing applications by means of modulating this interaction. With our preliminary data on the corresponding Cu(I)-Cys and Au(I)-Cys systems that exhibited similar spectral signals, we conclude that the M(I)-SR coordination polymers (M = Cu, Ag, or Au) could in general function as spectral sensing ensembles for extended applications. This sensing ensemble involves the formation of coordination polymers with practically no spectral background, thus affording high sensing sensitivity and selectivity.
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Affiliation(s)
- Jiang-Shan Shen
- Department of Chemistry, College of Chemistry and Chemical Engineering, and the MOE Key Laboratory of Analytical Sciences, Xiamen University, Xiamen 361005, China
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11
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Zapata F, Caballero A, Espinosa A, Tárraga A, Molina P. A Selective Redox and Chromogenic Probe for Hg(II) in Aqueous Environment Based on a Ferrocene−Azaquinoxaline Dyad. Inorg Chem 2009; 48:11566-75. [DOI: 10.1021/ic901234d] [Citation(s) in RCA: 52] [Impact Index Per Article: 3.5] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/13/2022]
Affiliation(s)
- Fabiola Zapata
- Departamento de Química Orgánica, Facultad de Química, Campus de Espinardo, Universidad de Murcia, E-30100 Murcia, Spain
| | - Antonio Caballero
- Departamento de Química Orgánica, Facultad de Química, Campus de Espinardo, Universidad de Murcia, E-30100 Murcia, Spain
| | - Arturo Espinosa
- Departamento de Química Orgánica, Facultad de Química, Campus de Espinardo, Universidad de Murcia, E-30100 Murcia, Spain
| | - Alberto Tárraga
- Departamento de Química Orgánica, Facultad de Química, Campus de Espinardo, Universidad de Murcia, E-30100 Murcia, Spain
| | - Pedro Molina
- Departamento de Química Orgánica, Facultad de Química, Campus de Espinardo, Universidad de Murcia, E-30100 Murcia, Spain
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12
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13
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Casas-Solvas J, Ortiz-Salmerón E, Fernández I, García-Fuentes L, Santoyo-González F, Vargas-Berenguel A. Ferrocene-β-Cyclodextrin Conjugates: Synthesis, Supramolecular Behavior, and Use as Electrochemical Sensors. Chemistry 2009; 15:8146-62. [DOI: 10.1002/chem.200900593] [Citation(s) in RCA: 71] [Impact Index Per Article: 4.7] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/09/2022]
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14
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Qing GY, Sun TL, Wang F, He YB, Yang X. Chromogenic Chemosensors forN-Acetylaspartate Based on Chiral Ferrocene-Bearing Thiourea Derivatives. European J Org Chem 2009. [DOI: 10.1002/ejoc.200800961] [Citation(s) in RCA: 18] [Impact Index Per Article: 1.2] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/09/2022]
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Romero T, Caballero A, Espinosa A, Tárraga A, Molina P. A multiresponsive two-arm ferrocene-based chemosensor molecule for selective detection of mercury. Dalton Trans 2009:2121-9. [DOI: 10.1039/b819778d] [Citation(s) in RCA: 37] [Impact Index Per Article: 2.5] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/21/2022]
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Molina P, Tárraga A, Caballero A. Ferrocene‐Based Small Molecules for Multichannel Molecular Recognition of Cations and Anions. Eur J Inorg Chem 2008. [DOI: 10.1002/ejic.200800474] [Citation(s) in RCA: 157] [Impact Index Per Article: 9.8] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/11/2022]
Affiliation(s)
- Pedro Molina
- Departamento de Química Orgánica, Universidad de Murcia, Facultad de Química, Campus de Espinardo, 30100 Murcia, Spain, Fax: +34‐968364149
| | - Alberto Tárraga
- Departamento de Química Orgánica, Universidad de Murcia, Facultad de Química, Campus de Espinardo, 30100 Murcia, Spain, Fax: +34‐968364149
| | - Antonio Caballero
- Departamento de Química Orgánica, Universidad de Murcia, Facultad de Química, Campus de Espinardo, 30100 Murcia, Spain, Fax: +34‐968364149
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Caballero A, Espinosa A, Tárraga A, Molina P. Ferrocene-Based Small Molecules for Dual-Channel Sensing of Heavy- and Transition-Metal Cations. J Org Chem 2008; 73:5489-97. [DOI: 10.1021/jo800709v] [Citation(s) in RCA: 61] [Impact Index Per Article: 3.8] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/28/2022]
Affiliation(s)
- Antonio Caballero
- Departamento de Química Orgánica, Facultad de Química, Universidad de Murcia, Campus de Espinardo, E-30100 Murcia, Spain
| | - Arturo Espinosa
- Departamento de Química Orgánica, Facultad de Química, Universidad de Murcia, Campus de Espinardo, E-30100 Murcia, Spain
| | - Alberto Tárraga
- Departamento de Química Orgánica, Facultad de Química, Universidad de Murcia, Campus de Espinardo, E-30100 Murcia, Spain
| | - Pedro Molina
- Departamento de Química Orgánica, Facultad de Química, Universidad de Murcia, Campus de Espinardo, E-30100 Murcia, Spain
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Balandier JY, Belyasmine A, Sallé M. Tetrathiafulvalene–Imine–Pyridine Assemblies for Pb2+ Recognition. European J Org Chem 2008. [DOI: 10.1002/ejoc.200700705] [Citation(s) in RCA: 41] [Impact Index Per Article: 2.6] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/06/2022]
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19
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Otón F, Espinosa A, Tárraga A, Molina P. Synthesis of Multifunctional Aza-Substituted Ruthenocene Derivatives Displaying Charge-Transfer Transitions and Selective Zn(II) Ions Sensing Properties. Organometallics 2007. [DOI: 10.1021/om700757m] [Citation(s) in RCA: 23] [Impact Index Per Article: 1.4] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/29/2022]
Affiliation(s)
- Francisco Otón
- Departamento de Química Orgánica, Facultad de Química, Universidad de Murcia, Campus de Espinardo, E-30100 Murcia, Spain
| | - Arturo Espinosa
- Departamento de Química Orgánica, Facultad de Química, Universidad de Murcia, Campus de Espinardo, E-30100 Murcia, Spain
| | - Alberto Tárraga
- Departamento de Química Orgánica, Facultad de Química, Universidad de Murcia, Campus de Espinardo, E-30100 Murcia, Spain
| | - Pedro Molina
- Departamento de Química Orgánica, Facultad de Química, Universidad de Murcia, Campus de Espinardo, E-30100 Murcia, Spain
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Caballero A, Espinosa A, Tárraga A, Molina P. Synthesis, Electrochemical, and Optical Properties of Linear Homo- and Heterometallocene Triads. J Org Chem 2007; 72:6924-37. [PMID: 17676914 DOI: 10.1021/jo071066g] [Citation(s) in RCA: 21] [Impact Index Per Article: 1.2] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/28/2022]
Abstract
The synthesis, electrochemical, and optical properties of homo- (5, 8, 9, and 12) and heterometallic (6, 7, 10, and 11) ferrocene-ruthenocene triads, are presented. Triferrocenyl derivatives 5 and 9 form the mixed-valence species 5*+ and 92+ by partial oxidation, which show intramolecular electro-transfer phenomena. Interestingly, spectroelectrochemical studies of compound 11, bearing two peripheral ferrocene units and one central ruthenocene moiety, revealed the presence of low-energy bands in the near-infrared (NIR) region, which indicate a rather unusual intramolecular charge-transfer between the ferrocene and ruthenocene units. The value of the electronic coupling parameter V(ab) = 150 cm(-1) calculated by deconvolution of the observed Fe(II)-Fe(III) IVCT transition in the mixed-valence compound 11*+, (d(Fe(II)-Fe(III)) = 18.617 A), indicates the ability of the ruthenocene system to promote a long distance intervalence electron-transfer. Moreover, the reported triads show selective cation sensing properties. Triads 5, 9, and 11 behave as dual redox and optical chemosensors for Zn(2+), Hg(2+), and Pb(2+). Their oxidation redox peaks are anodically shifted (up to 130 mV), and their low-energy (LE) bands of the absorption spectra are red-shifted (up to 115 nm) upon complexation with these metal cations. These changes in the absorption spectra are accompanied by dramatic color changes which allow the potential for "naked eye" detection.
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Affiliation(s)
- Antonio Caballero
- Departamento de Química Orgánica, Facultad de Química, Universidad de Murcia, Campus de Espinardo, E-30100 Murcia, Spain
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