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Schlagintweit JF, Hintermeier C, Anneser MR, Esslinger EHJ, Haslinger S, Kühn FE. Electronic Finetuning of a Bio-inspired Iron(II) tetra-NHC Complex by trans Axial Isocyanide Substitution. Chem Asian J 2020; 15:1896-1902. [PMID: 32202690 PMCID: PMC7687264 DOI: 10.1002/asia.202000214] [Citation(s) in RCA: 7] [Impact Index Per Article: 1.8] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 02/20/2020] [Revised: 03/22/2020] [Indexed: 11/12/2022]
Abstract
The synthesis of trans axially substituted mono- (1 a) and bis(tert-butylisocyanide) (1 b) derivatives of the highly active homogeneous bio-inspired iron(II) olefin epoxidation (pre-)catalyst 1 bearing an equatorial macrocyclic tetra N-heterocyclic carbene and two trans axial labile acetonitrile ligands is reported. NMR spectroscopy and SC-XRD indicate a considerable π-backdonation from the iron(II) centres to the isocyanide ligand(s). The impact of isocyanide substitution on the electronic features of the complexes is studied by cyclic voltammetry revealing a significant increase in half-cell potential assignable to the reversible Fe(II)/Fe(III) redox couple with an increasing number of isocyanides as a result of their π-accepting properties: E1/2 =0.15 V (1), E1/2 =0.35 V (1 a), E1/2 =0.44 V (1 b).
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Affiliation(s)
- Jonas F. Schlagintweit
- Molecular Catalysis, Catalysis Research Center and Department of Chemistry DepartmentTechnische Universität MünchenLichtenbergstrasse 4D-85748Garching bei MünchenGermany
| | - Carolin Hintermeier
- Molecular Catalysis, Catalysis Research Center and Department of Chemistry DepartmentTechnische Universität MünchenLichtenbergstrasse 4D-85748Garching bei MünchenGermany
| | - Markus R. Anneser
- Molecular Catalysis, Catalysis Research Center and Department of Chemistry DepartmentTechnische Universität MünchenLichtenbergstrasse 4D-85748Garching bei MünchenGermany
| | - Eva‐Maria H. J. Esslinger
- Molecular Catalysis, Catalysis Research Center and Department of Chemistry DepartmentTechnische Universität MünchenLichtenbergstrasse 4D-85748Garching bei MünchenGermany
| | - Stefan Haslinger
- Molecular Catalysis, Catalysis Research Center and Department of Chemistry DepartmentTechnische Universität MünchenLichtenbergstrasse 4D-85748Garching bei MünchenGermany
| | - Fritz E. Kühn
- Molecular Catalysis, Catalysis Research Center and Department of Chemistry DepartmentTechnische Universität MünchenLichtenbergstrasse 4D-85748Garching bei MünchenGermany
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52
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Mollar‐Cuni A, Byrne JP, Borja P, Vicent C, Albrecht M, Mata JA. Selective Conversion of Various Monosaccharaides into Sugar Acids by Additive‐Free Dehydrogenation in Water. ChemCatChem 2020. [DOI: 10.1002/cctc.202000544] [Citation(s) in RCA: 7] [Impact Index Per Article: 1.8] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/26/2022]
Affiliation(s)
- Andres Mollar‐Cuni
- Institute of Advanced Materials (INAM) Centro de Innovación en Química Avanzada (ORFEO-CINCA)Universitat Jaume I Avda. Sos Baynat s/n 12006 Castellón Spain
| | - Joseph P. Byrne
- Department of Chemistry & Biochemistry.University of Bern Freiestrasse 3 3012 Bern Switzerland
| | - Pilar Borja
- Institute of Advanced Materials (INAM) Centro de Innovación en Química Avanzada (ORFEO-CINCA)Universitat Jaume I Avda. Sos Baynat s/n 12006 Castellón Spain
| | - Cristian Vicent
- Servei Central d'Instrumentació Científica (SCIC)Universitat Jaume I Avda. Sos Baynat s/n 12006 Castellón Spain
| | - Martin Albrecht
- Department of Chemistry & Biochemistry.University of Bern Freiestrasse 3 3012 Bern Switzerland
| | - Jose A. Mata
- Institute of Advanced Materials (INAM) Centro de Innovación en Química Avanzada (ORFEO-CINCA)Universitat Jaume I Avda. Sos Baynat s/n 12006 Castellón Spain
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53
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A new PEPPSI type N-heterocyclic carbene palladium(II) complex and its efficiency as a catalyst for Mizoroki-Heck cross-coupling reactions in water. J CHEM SCI 2020. [DOI: 10.1007/s12039-020-1754-y] [Citation(s) in RCA: 7] [Impact Index Per Article: 1.8] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/30/2022]
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54
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Merschel A, Rottschäfer D, Neumann B, Stammler HG, Ghadwal RS. Quantifying the Electronic and Steric Properties of 1,3-Imidazole-Based Mesoionic Carbenes (iMICs). Organometallics 2020. [DOI: 10.1021/acs.organomet.0c00045] [Citation(s) in RCA: 35] [Impact Index Per Article: 8.8] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/28/2022]
Affiliation(s)
- Arne Merschel
- Anorganische Molekülchemie und Katalyse, Lehrstuhl für Anorganische Chemie und Strukturchemie, Centrum für Molekulare Materialien, Fakultät für Chemie, Universität Bielefeld, Universitätsstraße 25, D-33615 Bielefeld, Germany
| | - Dennis Rottschäfer
- Anorganische Molekülchemie und Katalyse, Lehrstuhl für Anorganische Chemie und Strukturchemie, Centrum für Molekulare Materialien, Fakultät für Chemie, Universität Bielefeld, Universitätsstraße 25, D-33615 Bielefeld, Germany
| | - Beate Neumann
- Anorganische Molekülchemie und Katalyse, Lehrstuhl für Anorganische Chemie und Strukturchemie, Centrum für Molekulare Materialien, Fakultät für Chemie, Universität Bielefeld, Universitätsstraße 25, D-33615 Bielefeld, Germany
| | - Hans-Georg Stammler
- Anorganische Molekülchemie und Katalyse, Lehrstuhl für Anorganische Chemie und Strukturchemie, Centrum für Molekulare Materialien, Fakultät für Chemie, Universität Bielefeld, Universitätsstraße 25, D-33615 Bielefeld, Germany
| | - Rajendra S. Ghadwal
- Anorganische Molekülchemie und Katalyse, Lehrstuhl für Anorganische Chemie und Strukturchemie, Centrum für Molekulare Materialien, Fakultät für Chemie, Universität Bielefeld, Universitätsstraße 25, D-33615 Bielefeld, Germany
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55
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Synthesis and Reactivity of Poly(propyleneimine) Dendrimers Functionalized with Cyclopentadienone N-Heterocyclic-Carbene Ruthenium(0) Complexes. Catalysts 2020. [DOI: 10.3390/catal10020264] [Citation(s) in RCA: 6] [Impact Index Per Article: 1.5] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/18/2022] Open
Abstract
Ligand design in metal chemistry is a fundamental step when pursuing compounds with specific reactivity. In this paper, the functionalization of the OH group in the lateral chain of the N-heterocyclic-carbene (NHC) ligand bound to a bis-carbonyl cyclopentadienone NHC ruthenium(0) complex allowed the decoration of five generations of poly(propyleneimine) (PPIs) dendrimers with up to 64 organometallic moieties. The coupling was achieved by employing carbonyldiimidazole and the formation of carbamate linkages between dendritic peripheral NH2 and lateral OH groups on ruthenium complexes. The synthetic procedure, chemical purification, and spectroscopic characterization of the five generations of dendrimers (3g1–5) are here described. The ruthenium-modified dendrimers were activated as catalysts in the transfer hydrogenation of the model compound 4-fluoroacetophenone in the presence of cerium ammonium nitrate as their mononuclear congeners. The catalytic activity, being similar for the five generations, shows a decrease if compared to mononuclear complexes. This detrimental effect might be ascribed to the –CH2NH– functionalization, largely present in dendrimer skeleton and that can compete with the hydrogen transfer mechanism, but also partially to a dendritic effect caused by steric encumbrance.
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56
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Sarmah M, Dewan A, Boruah PK, Das MR, Bora U. Intercalation of copper salt to montmorillonite K‐10 and its application as a reusable catalyst for Chan–Lam cross‐coupling reaction. Appl Organomet Chem 2020. [DOI: 10.1002/aoc.5554] [Citation(s) in RCA: 9] [Impact Index Per Article: 2.3] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 02/01/2023]
Affiliation(s)
- Manashi Sarmah
- Department of Chemical SciencesTezpur University Tezpur 784028 Assam India
| | - Anindita Dewan
- Department of Chemical SciencesTezpur University Tezpur 784028 Assam India
| | - Purna K. Boruah
- Advanced Materials Group, Materials Sciences and Technology DivisionCSIR‐North East Institute of Science and Technology Jorhat 785006 Assam India
| | - Manash R. Das
- Advanced Materials Group, Materials Sciences and Technology DivisionCSIR‐North East Institute of Science and Technology Jorhat 785006 Assam India
| | - Utpal Bora
- Department of Chemical SciencesTezpur University Tezpur 784028 Assam India
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57
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Coordination chemistry and catalytic applications of Pd(II)–, and Ni(II)–sulfosalan complexes in aqueous media. J Inorg Biochem 2020; 203:110945. [DOI: 10.1016/j.jinorgbio.2019.110945] [Citation(s) in RCA: 6] [Impact Index Per Article: 1.5] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 09/24/2019] [Revised: 11/18/2019] [Accepted: 11/20/2019] [Indexed: 11/22/2022]
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58
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Çakır S, Türkmen H. Synthesis of water soluble Pd‐Piperidoimidazolin‐2‐ylidene complexes and their catalytic activities in neat water. Appl Organomet Chem 2020. [DOI: 10.1002/aoc.5499] [Citation(s) in RCA: 6] [Impact Index Per Article: 1.5] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/09/2022]
Affiliation(s)
- Sinem Çakır
- Department of ChemistryEge University 35100 Bornova‐Izmir Turkey
| | - Hayati Türkmen
- Department of ChemistryEge University 35100 Bornova‐Izmir Turkey
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59
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Selective Hydration of Nitriles to Corresponding Amides in Air with Rh(I)-N-Heterocyclic Complex Catalysts. Catalysts 2020. [DOI: 10.3390/catal10010125] [Citation(s) in RCA: 10] [Impact Index Per Article: 2.5] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 02/06/2023] Open
Abstract
A new synthetic method for obtaining [RhCl(cod)(NHC)] complexes (1–4) (cod = η4-1,5-cyclooctadiene, NHC = N-heterocyclic carbene: IMes, SIMes, IPr, and SIPr, respectively) is reported together with the catalytic properties of 1–4 in nitrile hydration. In addition to the characterization of 1–4 in solution by 13C NMR spectroscopy, the structures of complexes 3, and 4 have been established also in the solid state with single-crystal X-ray diffraction analysis. The Rh(I)-NHC complexes displayed excellent catalytic activity in hydration of aromatic nitriles (up to TOF = 276 h−1) in water/2-propanol (1/1 v/v) mixtures in air.
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60
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Yang B, Wang J, Xu S, Chen H, Zhao F, Wang Y. Four-coordinate N-heterocyclic carbene (NHC) copper(I) complexes bearing functionalized 3-benzyl-1-(pyridyl)-1H-imidazolylidene ligands: Synthesis, photophysical properties and computational study. Polyhedron 2020. [DOI: 10.1016/j.poly.2019.114240] [Citation(s) in RCA: 4] [Impact Index Per Article: 1.0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/26/2022]
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61
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A Computational and Structural Database Study of the Metal-Carbene Bond in Groups IA, IIA, and IIIA Imidazol-2-Ylidene Complexes. J CHEM-NY 2019. [DOI: 10.1155/2019/5675870] [Citation(s) in RCA: 1] [Impact Index Per Article: 0.2] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/17/2022] Open
Abstract
Imidazol-2-ylidenes are important N-heterocyclic carbenes which have become universal ligands in organometallic and coordination chemistry. Generally classified as σ-donor ligands, these compounds have been used to stabilize various metal complexes which hitherto were less stable in their catalytic processes. Herein, the number and distribution of group IA, group IIA, and group IIIA metal-imidazol-2-ylidene complexes retrieved from the Cambridge Structural Database (CSD) are assessed. The data showed that the mean M-Ccarbene bond length increases with increasing ionic size but is similar across each diagonal. Dominant factors such as Lewis acidity and electrostatic attractions were found to control the bonding modes of the respective ions. Generally, the metal ions show preference for tetrahedral coordination with larger cations forming complexes with higher coordination numbers. For their high number of entries (101), tetrahedrally coordinated boron complexes with various electron withdrawing and electron donating groups were studied computationally at the DFT/B3LYP level of theory. The strength of the B-Ccarbene bond was found to depend on steric interactions between bulky groups on the borenium atom and substituents on the N-positions of the imidazol-2-ylidene ligand. This observation was further confirmed by estimation of the binding energy, natural charge, and the electron distribution in the B-Ccarbene bond.
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62
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Eremin DB, Denisova EA, Yu Kostyukovich A, Martens J, Berden G, Oomens J, Khrustalev VN, Chernyshev VM, Ananikov VP. Ionic Pd/NHC Catalytic System Enables Recoverable Homogeneous Catalysis: Mechanistic Study and Application in the Mizoroki-Heck Reaction. Chemistry 2019; 25:16564-16572. [PMID: 31461192 DOI: 10.1002/chem.201903221] [Citation(s) in RCA: 26] [Impact Index Per Article: 5.2] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 07/15/2019] [Indexed: 02/06/2023]
Abstract
N-Heterocyclic carbene (NHC) ligands are ubiquitously utilized in catalysis. A common catalyst design model assumes strong M-NHC binding in this metal-ligand framework. In contrast to this common assumption, we demonstrate here that lability and controlled cleavage of the M-NHC bond (rather than its stabilization) could be more important for high-performance catalysis at low catalyst concentrations. The present study reveals a dynamic stabilization mechanism with labile metal-NHC binding and [PdX3 ]- [NHC-R]+ ion pair formation. Access to reactive anionic palladium intermediates formed by dissociation of the NHC ligands and plausible stabilization of the molecular catalyst in solution by interaction with the [NHC-R]+ azolium ion is of particular importance for an efficient and recyclable catalyst. These ionic Pd/NHC complexes allowed for the first time the recycling of the complex in a well-defined form with isolation at each cycle. Computational investigation of the reaction mechanism confirms a facile formation of NHC-free anionic Pd in polar media through either Ph-NHC coupling or reversible H-NHC coupling. The present study formulates novel ideas for M/NHC catalyst design.
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Affiliation(s)
- Dmitry B Eremin
- Zelinsky Institute of Organic Chemistry, Russian Academy of Sciences, Leninsky Pr. 47, Moscow, 119991, Russia
| | - Ekaterina A Denisova
- Zelinsky Institute of Organic Chemistry, Russian Academy of Sciences, Leninsky Pr. 47, Moscow, 119991, Russia
| | - Alexander Yu Kostyukovich
- Zelinsky Institute of Organic Chemistry, Russian Academy of Sciences, Leninsky Pr. 47, Moscow, 119991, Russia
| | - Jonathan Martens
- Institute for Molecules and Materials, FELIX Laboratory, Radboud University, Toernooiveld 7c, 6525 ED, Nijmegen, The Netherlands
| | - Giel Berden
- Institute for Molecules and Materials, FELIX Laboratory, Radboud University, Toernooiveld 7c, 6525 ED, Nijmegen, The Netherlands
| | - Jos Oomens
- Institute for Molecules and Materials, FELIX Laboratory, Radboud University, Toernooiveld 7c, 6525 ED, Nijmegen, The Netherlands
| | - Victor N Khrustalev
- National Research Center «Kurchatov Institute», Acad. Kurchatov Sq. 1, Moscow, 123182, Russia.,Peoples' Friendship University of Russia (RUDN University), Miklukho-Maklay St. 6, Moscow, 117198, Russia
| | - Victor M Chernyshev
- Zelinsky Institute of Organic Chemistry, Russian Academy of Sciences, Leninsky Pr. 47, Moscow, 119991, Russia.,Platov South-Russian State Polytechnic University (NPI), Prosveschenya 132, Novocherkassk, 346428, Russia
| | - Valentine P Ananikov
- Zelinsky Institute of Organic Chemistry, Russian Academy of Sciences, Leninsky Pr. 47, Moscow, 119991, Russia
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63
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Carl‐Duisberg‐Plakette: R. Zellner / Karl‐Wamsler‐Preis für W. A. Herrmann / Primo‐Levi‐Preis: V. Balzani. Angew Chem Int Ed Engl 2019. [DOI: 10.1002/ange.201915178] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/05/2022]
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64
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Carl Duisberg Plaque: R. Zellner / Karl Wamsler Award: W. A. Herrmann / Primo Levi Award: V. Balzani. Angew Chem Int Ed Engl 2019; 58:18743. [DOI: 10.1002/anie.201915178] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/10/2022]
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65
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66
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Modak S, Borah S, Prakasham A, Shaikh MM, Butcher RJ, Gangwar M, Ghosh P. A comparison between (a/n-NHC)PdX2(pyridine) and (a/n-NHC)2PdX2 (X = I, Cl) type complexes of abnormal fused-bicyclic imidazo[1,2-a]pyridine based N-heterocyclic carbene (a-NHC) and of normal imidazole based N-heterocyclic carbene (n-NHC) ligands in the Suzuki-Miyaura coupling reactions. Inorganica Chim Acta 2019. [DOI: 10.1016/j.ica.2019.119090] [Citation(s) in RCA: 1] [Impact Index Per Article: 0.2] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/15/2022]
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67
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Sak H, Mawick M, Krause N. Sustainable Gold Catalysis in Water Using Cyclodextrin‐tagged NHC‐Gold Complexes. ChemCatChem 2019. [DOI: 10.1002/cctc.201901658] [Citation(s) in RCA: 21] [Impact Index Per Article: 4.2] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/22/2023]
Affiliation(s)
- Hülya Sak
- Organic ChemistryDortmund University of Technology Otto-Hahn-Strasse 6 Dortmund D-44227 Germany
| | - Matthias Mawick
- Organic ChemistryDortmund University of Technology Otto-Hahn-Strasse 6 Dortmund D-44227 Germany
| | - Norbert Krause
- Organic ChemistryDortmund University of Technology Otto-Hahn-Strasse 6 Dortmund D-44227 Germany
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68
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(±)-trans-1,2-Cyclohexanediamine-Based Bis(NHC) Ligand for Cu-Catalyzed Asymmetric Conjugate Addition Reaction. Catalysts 2019. [DOI: 10.3390/catal9090780] [Citation(s) in RCA: 3] [Impact Index Per Article: 0.6] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/16/2022] Open
Abstract
Bis(NHC) ligand precursors, L1, based on trans-1,2-diaminocyclohexane were designed and synthesized. To introduce chirality at the hydroxyamide side arm on the NHC of L1, a chiral β-amino alcohol, such as enantiopure leucinol, was used. Cu-catalyzed asymmetric conjugate addition reactions of cyclic and acyclic enones with Et2Zn were selected to evaluate the performance of L1 as a chiral ligand. For the reaction of cyclic enone, a combination of [bis(trimethylsilyl)acetylene]-(hexafluoroacetylacetonato)copper(I) (Cu(hfacac)(btmsa)) with a (±)-trans-1,2-cyclohexanediamine-based bis(NHC) ligand precursor, (rac; S,S)-L1, which was prepared from (S)-leucinol, was the most effective. Thus, treating 2-cyclohexen-1-one (3) with Et2Zn in the presence of catalytic amounts of Cu(hfacac)(btmsa) and (rac; S,S)-L1 afforded (R)-3-ethylcyclohexanone ((R)-4) with 97% ee. Similarly, use of (rac; R,R)-L1, which was prepared from (R)-leucinol, produced (S)-4 with 97% ee. Conversely, for the asymmetric 1,4-addition reaction of the acyclic enone, optically pure (−)-trans-1,2-cyclohexanediamine-based bis(NHC) ligand precursor, (R,R; S,S)-L1, worked efficiently. For example, 3-nonen-2-one (5) was reacted with Et2Zn using the CuOAc/(R,R; S,S)-L1 catalytic system to afford (R)-4-ethylnonan-2-one ((R)-6) with 90% ee. Furthermore, initially changing the counterion of the Cu precatalyst between an OAc and a ClO4 ligand on the metal reversed the facial selectivity of the approach of the substrates. Thus, the conjugate addition reaction of 5 with Et2Zn using the Cu(ClO4)2/(R,R; S,S)-L1 catalytic system, afforded (S)-6 with 75% ee.
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Papp G, Horváth H, Joó F. A Simple and Efficient Procedure for Rh(I)‐ and Ir(I)‐complex Catalyzed
Para
‐hydrogenation of Alkynes and Alkenes in Aqueous Media Resulting in Strong PHIP Effects. ChemCatChem 2019. [DOI: 10.1002/cctc.201900602] [Citation(s) in RCA: 6] [Impact Index Per Article: 1.2] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/08/2022]
Affiliation(s)
- Gábor Papp
- Department of Physical ChemistryUniversity of Debrecen Debrecen P.O. Box 400 4002 Hungary
| | - Henrietta Horváth
- MTA-DE Redox and Homogeneous Catalytic Reaction Mechanisms Research GroupUniversity of Debrecen Debrecen P.O. Box 400 4002 Hungary
| | - Ferenc Joó
- Department of Physical ChemistryUniversity of Debrecen Debrecen P.O. Box 400 4002 Hungary
- MTA-DE Redox and Homogeneous Catalytic Reaction Mechanisms Research GroupUniversity of Debrecen Debrecen P.O. Box 400 4002 Hungary
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70
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Amido-functionalized N-Heterocyclic carbene ligands and corresponding PalladiumComplexes: Synthesis, characterization and catalytic activity. J Organomet Chem 2019. [DOI: 10.1016/j.jorganchem.2019.03.008] [Citation(s) in RCA: 3] [Impact Index Per Article: 0.6] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/18/2022]
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71
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Pöthig A, Casini A. Recent Developments of Supramolecular Metal-based Structures for Applications in Cancer Therapy and Imaging. Theranostics 2019; 9:3150-3169. [PMID: 31244947 PMCID: PMC6567972 DOI: 10.7150/thno.31828] [Citation(s) in RCA: 108] [Impact Index Per Article: 21.6] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 11/27/2018] [Accepted: 04/11/2019] [Indexed: 12/23/2022] Open
Abstract
The biomedical application of discrete supramolecular metal-based structures, including supramolecular coordination complexes (SCCs), is still an emergent field of study. However, pioneering studies over the last 10 years demonstrated the potential of these supramolecular compounds as novel anticancer drugs, endowed with different mechanisms of action compared to classical small-molecules, often related to their peculiar molecular recognition properties. In addition, the robustness and modular composition of supramolecular metal-based structures allows for an incorporation of different functionalities in the same system to enable imaging in cells via different modalities, but also active tumor targeting and stimuli-responsiveness. Although most of the studies reported so far exploit these systems for therapy, supramolecular metal-based structures may also constitute ideal scaffolds to develop multimodal theranostic agents. Of note, the host-guest chemistry of 3D self-assembled supramolecular structures - within the metallacages family - can also be exploited to design novel drug delivery systems for anticancer chemotherapeutics. In this review, we aim at summarizing the pivotal concepts in this fascinating research area, starting with the main design principles and illustrating representative examples while providing a critical discussion of the state-of-the-art. A section is also included on supramolecular organometallic complexes (SOCs) whereby the (organic) linker is forming the organometallic bond to the metal node, whose biological applications are still to be explored. Certainly, the myriad of possible supramolecular metal-based structures and their almost limitless modularity and tunability suggests that the biomedical applications of such complex chemical entities will continue along this already promising path.
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72
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Hu Y, Guo S. Palladacycles bearing COOH-/ester-functionalized N-heterocyclic carbenes: Divergent syntheses and catalytic applications. Appl Organomet Chem 2019. [DOI: 10.1002/aoc.4703] [Citation(s) in RCA: 1] [Impact Index Per Article: 0.2] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/13/2022]
Affiliation(s)
- Yanyan Hu
- Department of Chemistry; Capital Normal University; Beijing People's Republic of China
| | - Shuai Guo
- Department of Chemistry; Capital Normal University; Beijing People's Republic of China
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73
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Cesari C, Mazzoni R, Matteucci E, Baschieri A, Sambri L, Mella M, Tagliabue A, Basile FL, Lucarelli C. Hydrogen Transfer Activation via Stabilization of Coordinatively Vacant Sites: Tuning Long-Range π-System Electronic Interaction between Ru(0) and NHC Pendants. Organometallics 2019. [DOI: 10.1021/acs.organomet.8b00850] [Citation(s) in RCA: 10] [Impact Index Per Article: 2.0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/22/2022]
Affiliation(s)
- Cristiana Cesari
- Dipartimento di Chimica Industriale “Toso Montanari”, Università degli Studi di Bologna, viale Risorgimento 4 40136 Bologna, Italy
| | - Rita Mazzoni
- Dipartimento di Chimica Industriale “Toso Montanari”, Università degli Studi di Bologna, viale Risorgimento 4 40136 Bologna, Italy
| | - Elia Matteucci
- Dipartimento di Chimica Industriale “Toso Montanari”, Università degli Studi di Bologna, viale Risorgimento 4 40136 Bologna, Italy
| | - Andrea Baschieri
- Dipartimento di Chimica Industriale “Toso Montanari”, Università degli Studi di Bologna, viale Risorgimento 4 40136 Bologna, Italy
| | - Letizia Sambri
- Dipartimento di Chimica Industriale “Toso Montanari”, Università degli Studi di Bologna, viale Risorgimento 4 40136 Bologna, Italy
| | - Massimo Mella
- Dipartimento di Scienza e Alta Tecnologia, Università degli Studi dell’Insubria-Como, Via Valleggio 11, 22100 Como, Italy
| | - Andrea Tagliabue
- Dipartimento di Scienza e Alta Tecnologia, Università degli Studi dell’Insubria-Como, Via Valleggio 11, 22100 Como, Italy
| | - Francesco Luca Basile
- Dipartimento di Chimica Industriale “Toso Montanari”, Università degli Studi di Bologna, viale Risorgimento 4 40136 Bologna, Italy
| | - Carlo Lucarelli
- Dipartimento di Scienza e Alta Tecnologia, Università degli Studi dell’Insubria-Como, Via Valleggio 11, 22100 Como, Italy
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74
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Kumar S. Recent Advances in the Schiff Bases and
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‐Heterocyclic Carbenes as Ligands in the Cross‐Coupling Reactions: A Comprehensive Review. J Heterocycl Chem 2019. [DOI: 10.1002/jhet.3504] [Citation(s) in RCA: 22] [Impact Index Per Article: 4.4] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/26/2022]
Affiliation(s)
- Sumit Kumar
- Department of Chemistry Central University of Haryana Jant‐Pali Mahendergarh 123031 India
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75
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Mandour HSA, Nakagawa Y, Tone M, Inoue H, Otog N, Fujisawa I, Chanthamath S, Iwasa S. Reusable and highly enantioselective water-soluble Ru(II)- Amm-Pheox catalyst for intramolecular cyclopropanation of diazo compounds. Beilstein J Org Chem 2019; 15:357-363. [PMID: 30800184 PMCID: PMC6369996 DOI: 10.3762/bjoc.15.31] [Citation(s) in RCA: 5] [Impact Index Per Article: 1.0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 11/07/2018] [Accepted: 01/16/2019] [Indexed: 12/28/2022] Open
Abstract
A reusable and highly enantioselective catalyst for the intramolecular cyclopropanation of various diazo ester and Weinreb amide derivatives was developed. The reactions catalyzed by a water-soluble Ru(II)-Amm-Pheox catalyst proceeded smoothly at room temperature, affording the corresponding bicyclic cyclopropane ring-fused lactones and lactams in high yields (up to 99%) with excellent enantioselectivities (up to 99% ee). After screening of various catalysts, the Ru(II)-Amm-Pheox complex having an ammonium group proved to be crucial for the intramolecular cyclopropanation reaction in a water/ether biphasic medium. The water-soluble catalyst could be reused at least six times with little loss in yield and enantioselectivity.
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Affiliation(s)
- Hamada S A Mandour
- Department of Chemistry, Faculty of Science, Tanta University, Tanta 31527, Egypt
| | - Yoko Nakagawa
- Department of Environmental and Life Sciences, Toyohashi University of Technology, 1-1 Hibarigaoka, Tempaku-Cho, Toyohashi 441-8580, Japan
| | - Masaya Tone
- Department of Environmental and Life Sciences, Toyohashi University of Technology, 1-1 Hibarigaoka, Tempaku-Cho, Toyohashi 441-8580, Japan
| | - Hayato Inoue
- Department of Environmental and Life Sciences, Toyohashi University of Technology, 1-1 Hibarigaoka, Tempaku-Cho, Toyohashi 441-8580, Japan
| | - Nansalmaa Otog
- Department of Environmental and Life Sciences, Toyohashi University of Technology, 1-1 Hibarigaoka, Tempaku-Cho, Toyohashi 441-8580, Japan
| | - Ikuhide Fujisawa
- Department of Environmental and Life Sciences, Toyohashi University of Technology, 1-1 Hibarigaoka, Tempaku-Cho, Toyohashi 441-8580, Japan
| | - Soda Chanthamath
- Department of Environmental and Life Sciences, Toyohashi University of Technology, 1-1 Hibarigaoka, Tempaku-Cho, Toyohashi 441-8580, Japan
| | - Seiji Iwasa
- Department of Environmental and Life Sciences, Toyohashi University of Technology, 1-1 Hibarigaoka, Tempaku-Cho, Toyohashi 441-8580, Japan
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76
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Olefin-tethered organoruthenium carbene complexes: Synthesis, X-ray structure and catalytic insights on hydrogenation of esters. Inorganica Chim Acta 2019. [DOI: 10.1016/j.ica.2018.10.017] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/18/2022]
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77
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Klementyeva SV, Abramov PA, Somov NV, Dudkina YB, Budnikova YH, Poddel’sky AI. Deprotonation of Benzoxazolium Salt: Trapping of a Radical-Cation Intermediate. Org Lett 2019; 21:946-950. [DOI: 10.1021/acs.orglett.8b03928] [Citation(s) in RCA: 5] [Impact Index Per Article: 1.0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/29/2022]
Affiliation(s)
- Svetlana V. Klementyeva
- Kazan Federal University, A.M. Butlerov Institute of Chemistry, 420008, Kremlevskaya str. 29/1, Kazan, Russian Federation
| | - Pavel A. Abramov
- Nikolaev Institute of Inorganic Chemistry SB RAS, Prosp. Lavrentieva 3, 630090 Novosibirsk, Russian Federation
- Novosibirsk State University, Pirogova str. 2, 630090 Novosibirsk, Russian Federation
| | - Nikolay V. Somov
- Lobachevsky State University of Nizhny Novgorod, Prosp. Gagarina 23, 603950 Nizhny Novgorod, Russian Federation
| | - Yulia B. Dudkina
- Arbuzov Institute of Organic and Physical Chemistry, FRC Kazan Scientific Center of RAS, Arbuzov Str. 8, 420088 Kazan, Russian Federation
| | - Yulia H. Budnikova
- Arbuzov Institute of Organic and Physical Chemistry, FRC Kazan Scientific Center of RAS, Arbuzov Str. 8, 420088 Kazan, Russian Federation
| | - Andrey I. Poddel’sky
- G.A. Razuvaev Institute of Organometallic Chemistry, Russian Academy of Sciences, Tropinina str. 49, 603137 Nizhny Novgorod, Russian Federation
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78
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Khajehzadeh M, Moghadam M, Jamehbozorgi S. Synthesis and characterization of a new poly(N–heterocyclic carbene Cu complex) immobilized on nano–silica, (CuII–NHCs)n@nSiO2, and its application as an efficient and reusable catalyst in the synthesis of benzimidazoles, benzothiazoles, 1,2,3–triazoles, bis–triazoles and sonogashira–hagihara reactions. Inorganica Chim Acta 2019. [DOI: 10.1016/j.ica.2018.09.042] [Citation(s) in RCA: 14] [Impact Index Per Article: 2.8] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/26/2022]
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79
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Touj N, Al-Ayed AS, Sauthier M, Mansour L, Harrath AH, Al-Tamimi J, Özdemir I, Yaşar S, Hamdi N. Efficient in situ N-heterocyclic carbene palladium(ii) generated from Pd(OAc) 2 catalysts for carbonylative Suzuki coupling reactions of arylboronic acids with 2-bromopyridine under inert conditions leading to unsymmetrical arylpyridine ketones: synthesis, characterization and cytotoxic activities. RSC Adv 2018; 8:40000-40015. [PMID: 35558245 PMCID: PMC9091359 DOI: 10.1039/c8ra08897g] [Citation(s) in RCA: 13] [Impact Index Per Article: 2.2] [Reference Citation Analysis] [Abstract] [Grants] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 10/26/2018] [Revised: 12/21/2018] [Accepted: 11/07/2018] [Indexed: 11/21/2022] Open
Abstract
N,N-Substituted benzimidazole salts were successfully synthesized and characterized by 1H-NMR, 13C {1H} NMR and IR techniques, which support the proposed structures. Catalysts generated in situ were efficiently used for the carbonylative cross-coupling reaction of 2 bromopyridine with various boronic acids. The reaction was carried out in THF at 110 °C in the presence of K2CO3 under inert conditions and yields unsymmetrical arylpyridine ketones. All N,N-substituted benzimidazole salts 2a-i and 4a-i studied in this work were screened for their cytotoxic activities against human cancer cell lines such us MDA-MB-231, MCF-7 and T47D. The N,N-substituted benzimidazoles 2e and 2f exhibited the most cytotoxic effect with promising cytotoxic activity with IC50 values of 4.45 μg mL-1 against MDA-MB-231 and 4.85 μg mL-1 against MCF7 respectively.
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Affiliation(s)
- Nedra Touj
- Research Laboratory of Environmental Sciences and Technologies (LR16ES09), Higher Institute of Environmental Sciences and Technology, University of Carthage Hammam-Lif Tunisia +966-6333-9351 +966-556-394-839
| | - Abdullah S Al-Ayed
- Chemistry Department, College of Science and Arts, Qassim University Al-Rass Kingdom of Saudi Arabia
| | - Mathieu Sauthier
- Ecole Nationale Supérieure de Chimie de Lille, Unité de Catalyse et Chimie du Solide, UMR CNRS 8181, USTL BP 90108, 59652 Villeneuve d'Ascq France
| | - Lamjed Mansour
- Chemistry Department, College of Science and Arts, Qassim University Al-Rass Kingdom of Saudi Arabia
| | - Abdel Halim Harrath
- Chemistry Department, College of Science and Arts, Qassim University Al-Rass Kingdom of Saudi Arabia
| | - Jamil Al-Tamimi
- Chemistry Department, College of Science and Arts, Qassim University Al-Rass Kingdom of Saudi Arabia
| | - Ismail Özdemir
- İnönü University, Faculty of Science and Art, Department of Chemistry Malatya Turkey
| | - Sedat Yaşar
- İnönü University, Faculty of Science and Art, Department of Chemistry Malatya Turkey
| | - Naceur Hamdi
- Research Laboratory of Environmental Sciences and Technologies (LR16ES09), Higher Institute of Environmental Sciences and Technology, University of Carthage Hammam-Lif Tunisia +966-6333-9351 +966-556-394-839
- Chemistry Department, College of Science and Arts, Qassim University Al-Rass Kingdom of Saudi Arabia
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80
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Schroeter F, Soellner J, Strassner T. Cyclometalated Palladium NHC Complexes Bearing PEG Chains for Suzuki–Miyaura Cross-Coupling in Water. Organometallics 2018. [DOI: 10.1021/acs.organomet.8b00607] [Citation(s) in RCA: 17] [Impact Index Per Article: 2.8] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/11/2022]
Affiliation(s)
- Felix Schroeter
- Physikalische Organische Chemie, TU Dresden, Bergstraße 66, 01069 Dresden, Germany
| | - Johannes Soellner
- Physikalische Organische Chemie, TU Dresden, Bergstraße 66, 01069 Dresden, Germany
| | - Thomas Strassner
- Physikalische Organische Chemie, TU Dresden, Bergstraße 66, 01069 Dresden, Germany
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81
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Teramoto H, Sakaguchi S. Enantioselective catalytic hydrosilylation of propiophenone with a simple combination of a cationic iridium complex and a chiral azolium salt. J Organomet Chem 2018. [DOI: 10.1016/j.jorganchem.2018.09.001] [Citation(s) in RCA: 7] [Impact Index Per Article: 1.2] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/27/2022]
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82
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Teng Q, Huynh HV. (Hetero)bimetallic and Tetranuclear Complexes of Pincer-Bridged N-Heterocyclic Carbene Ligands. Organometallics 2018. [DOI: 10.1021/acs.organomet.8b00664] [Citation(s) in RCA: 8] [Impact Index Per Article: 1.3] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/28/2022]
Affiliation(s)
- Qiaoqiao Teng
- Department of Chemistry, National University of Singapore, 3 Science Drive 3, Singapore 117543, Republic of Singapore
| | - Han Vinh Huynh
- Department of Chemistry, National University of Singapore, 3 Science Drive 3, Singapore 117543, Republic of Singapore
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83
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Rösler T, Faßbach TA, Schrimpf M, Vorholt AJ, Leitner W. Toward Water-Based Recycling Techniques: Methodologies for Homogeneous Catalyst Recycling in Liquid/Liquid Multiphase Media and Their Implementation in Continuous Processes. Ind Eng Chem Res 2018. [DOI: 10.1021/acs.iecr.8b04295] [Citation(s) in RCA: 20] [Impact Index Per Article: 3.3] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/28/2022]
Affiliation(s)
- T. Rösler
- Max-Planck-Institute for Chemical Energy Conversion, Stiftstraße 34, 45470 Mülheim an der Ruhr, Germany
| | - T. A. Faßbach
- Max-Planck-Institute for Chemical Energy Conversion, Stiftstraße 34, 45470 Mülheim an der Ruhr, Germany
| | - M. Schrimpf
- Max-Planck-Institute for Chemical Energy Conversion, Stiftstraße 34, 45470 Mülheim an der Ruhr, Germany
| | - A. J. Vorholt
- Max-Planck-Institute for Chemical Energy Conversion, Stiftstraße 34, 45470 Mülheim an der Ruhr, Germany
| | - W. Leitner
- Max-Planck-Institute for Chemical Energy Conversion, Stiftstraße 34, 45470 Mülheim an der Ruhr, Germany
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84
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Lam TL, Tong KC, Yang C, Kwong WL, Guan X, Li MD, Kar-Yan Lo V, Lai-Fung Chan S, Lee Phillips D, Lok CN, Che CM. Luminescent ruffled iridium(iii) porphyrin complexes containing N-heterocyclic carbene ligands: structures, spectroscopies and potent antitumor activities under dark and light irradiation conditions. Chem Sci 2018; 10:293-309. [PMID: 30746082 PMCID: PMC6335621 DOI: 10.1039/c8sc02920b] [Citation(s) in RCA: 37] [Impact Index Per Article: 6.2] [Reference Citation Analysis] [Abstract] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 07/03/2018] [Accepted: 09/27/2018] [Indexed: 01/01/2023] Open
Abstract
A panel of iridium(iii) porphyrin complexes containing axial N-heterocyclic carbene (NHC) ligand(s) were synthesized and characterized. X-ray crystal structures of the bis-NHC complexes [IrIII(ttp)(IMe)2]+ (2a), [IrIII(oep)(BIMe)2]+ (2d), [IrIII(oep)(I i Pr)2]+ (2e) and [IrIII(F20tpp)(IMe)2]+ (2f) display ruffled porphyrin rings with mesocarbon displacements of 0.483-0.594 Å and long Ir-CNHC bonds of 2.100-2.152 Å. Variable-temperature 1H NMR analysis of 2a reveals that the macrocycle porphyrin ring inversion takes place in solution with an activation barrier of 40 ± 1 kJ mol-1. The UV-vis absorption spectra of IrIII(por)-NHC complexes display split Soret bands. TD-DFT calculations and resonance Raman experiments show that the higher-energy Soret band is derived from the 1MLCT dπ(Ir) → π*(por) transition. The near-infrared phosphorescence of IrIII(por)-NHC complexes from the porphyrin-based 3(π, π*) state features broad emission bands at 701-754 nm with low emission quantum yields and short lifetimes (Φ em < 0.01; τ < 4 μs). [IrIII(por)(IMe)2]+ complexes (por = ttp and oep) are efficient photosensitizers for 1O2 generation (Φ so = 0.64 and 0.88) and are catalytically active in the light-induced aerobic oxidation of secondary amines and arylboronic acid. The bis-NHC complexes exhibit potent dark cytotoxicity towards a panel of cancer cells with IC50 values at submicromolar levels. The cytotoxicity of these complexes could be further enhanced upon light irradiation with IC50 values as low as nanomolar levels in association with the light-induced generation of reactive oxygen species (ROS). Bioimaging of [IrIII(oep)(IMe)2]+ (2c) treated cells indicates that this Ir complex mainly targets the endoplasmic reticulum. [IrIII(oep)(IMe)2]+ catalyzes the photoinduced generation of singlet oxygen and triggers protein oxidation, cell cycle arrest, apoptosis and the inhibition of angiogenesis. It also causes pronounced photoinduced inhibition of tumor growth in a mouse model of human cancer.
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Affiliation(s)
- Tsz-Lung Lam
- State Key Laboratory of Synthetic Chemistry , Institute of Molecular Functional Materials , HKU-CAS Joint Laboratory on New Materials and Department of Chemistry , The University of Hong Kong , Pokfulam Road , Hong Kong , China .
| | - Ka-Chung Tong
- State Key Laboratory of Synthetic Chemistry , Institute of Molecular Functional Materials , HKU-CAS Joint Laboratory on New Materials and Department of Chemistry , The University of Hong Kong , Pokfulam Road , Hong Kong , China .
| | - Chen Yang
- State Key Laboratory of Synthetic Chemistry , Institute of Molecular Functional Materials , HKU-CAS Joint Laboratory on New Materials and Department of Chemistry , The University of Hong Kong , Pokfulam Road , Hong Kong , China . .,HKU Shenzhen Institute of Research and Innovation , Shenzhen , China
| | - Wai-Lun Kwong
- State Key Laboratory of Synthetic Chemistry , Institute of Molecular Functional Materials , HKU-CAS Joint Laboratory on New Materials and Department of Chemistry , The University of Hong Kong , Pokfulam Road , Hong Kong , China .
| | - Xiangguo Guan
- State Key Laboratory of Synthetic Chemistry , Institute of Molecular Functional Materials , HKU-CAS Joint Laboratory on New Materials and Department of Chemistry , The University of Hong Kong , Pokfulam Road , Hong Kong , China . .,HKU Shenzhen Institute of Research and Innovation , Shenzhen , China
| | - Ming-De Li
- State Key Laboratory of Synthetic Chemistry , Institute of Molecular Functional Materials , HKU-CAS Joint Laboratory on New Materials and Department of Chemistry , The University of Hong Kong , Pokfulam Road , Hong Kong , China .
| | - Vanessa Kar-Yan Lo
- State Key Laboratory of Synthetic Chemistry , Institute of Molecular Functional Materials , HKU-CAS Joint Laboratory on New Materials and Department of Chemistry , The University of Hong Kong , Pokfulam Road , Hong Kong , China .
| | - Sharon Lai-Fung Chan
- Department of Applied Biology and Chemical Technology , The Hong Kong Polytechnic University , Hung Hom , Hong Kong , China
| | - David Lee Phillips
- State Key Laboratory of Synthetic Chemistry , Institute of Molecular Functional Materials , HKU-CAS Joint Laboratory on New Materials and Department of Chemistry , The University of Hong Kong , Pokfulam Road , Hong Kong , China .
| | - Chun-Nam Lok
- State Key Laboratory of Synthetic Chemistry , Institute of Molecular Functional Materials , HKU-CAS Joint Laboratory on New Materials and Department of Chemistry , The University of Hong Kong , Pokfulam Road , Hong Kong , China .
| | - Chi-Ming Che
- State Key Laboratory of Synthetic Chemistry , Institute of Molecular Functional Materials , HKU-CAS Joint Laboratory on New Materials and Department of Chemistry , The University of Hong Kong , Pokfulam Road , Hong Kong , China . .,HKU Shenzhen Institute of Research and Innovation , Shenzhen , China
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85
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Salamatmanesh A, Kazemi Miraki M, Yazdani E, Heydari A. Copper(I)–Caffeine Complex Immobilized on Silica-Coated Magnetite Nanoparticles: A Recyclable and Eco-friendly Catalyst for Click Chemistry from Organic Halides and Epoxides. Catal Letters 2018. [DOI: 10.1007/s10562-018-2523-0] [Citation(s) in RCA: 29] [Impact Index Per Article: 4.8] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 10/28/2022]
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86
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Zhang X, Yan X, Zhang B, Wang R, Guo S, Peng S. Mono- and dinuclear palladium(II) complexes incorporating 1,2,3-triazole-derived mesoionic carbenes: syntheses, solid-state structures and catalytic applications. TRANSIT METAL CHEM 2018. [DOI: 10.1007/s11243-018-0267-8] [Citation(s) in RCA: 2] [Impact Index Per Article: 0.3] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/15/2022]
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87
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Gan MM, Liu JQ, Zhang L, Wang YY, Hahn FE, Han YF. Preparation and Post-Assembly Modification of Metallosupramolecular Assemblies from Poly(N-Heterocyclic Carbene) Ligands. Chem Rev 2018; 118:9587-9641. [DOI: 10.1021/acs.chemrev.8b00119] [Citation(s) in RCA: 202] [Impact Index Per Article: 33.7] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/28/2022]
Affiliation(s)
- Ming-Ming Gan
- Key Laboratory of Synthetic and Natural Functional Molecule Chemistry, College of Chemistry and Materials Science, Northwest University, Xi’an 710127, P. R. China
| | - Ji-Quan Liu
- Key Laboratory of Synthetic and Natural Functional Molecule Chemistry, College of Chemistry and Materials Science, Northwest University, Xi’an 710127, P. R. China
| | - Le Zhang
- Key Laboratory of Synthetic and Natural Functional Molecule Chemistry, College of Chemistry and Materials Science, Northwest University, Xi’an 710127, P. R. China
| | - Yao-Yu Wang
- Key Laboratory of Synthetic and Natural Functional Molecule Chemistry, College of Chemistry and Materials Science, Northwest University, Xi’an 710127, P. R. China
| | - F. Ekkehardt Hahn
- Key Laboratory of Synthetic and Natural Functional Molecule Chemistry, College of Chemistry and Materials Science, Northwest University, Xi’an 710127, P. R. China
- Institut für Anorganische und Analytische Chemie, Westfälische Wilhelms-Universität Münster, Corrensstraße 30, D-48149 Münster, Germany
| | - Ying-Feng Han
- Key Laboratory of Synthetic and Natural Functional Molecule Chemistry, College of Chemistry and Materials Science, Northwest University, Xi’an 710127, P. R. China
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88
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Synthesis, characterisation and cytotoxic properties of N -heterocyclic carbene silver(I) complexes. Inorganica Chim Acta 2018. [DOI: 10.1016/j.ica.2018.04.035] [Citation(s) in RCA: 16] [Impact Index Per Article: 2.7] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/18/2022]
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89
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Wang W, Cui L, Sun P, Shi L, Yue C, Li F. Reusable N-Heterocyclic Carbene Complex Catalysts and Beyond: A Perspective on Recycling Strategies. Chem Rev 2018; 118:9843-9929. [DOI: 10.1021/acs.chemrev.8b00057] [Citation(s) in RCA: 137] [Impact Index Per Article: 22.8] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/29/2022]
Affiliation(s)
- Wenlong Wang
- School of Environment and Civil Engineering, Dongguan University of Technology, Dongguan 523808, China
| | - Lifeng Cui
- School of Environment and Civil Engineering, Dongguan University of Technology, Dongguan 523808, China
| | - Peng Sun
- State Key Laboratory for Oxo Synthesis and Selective Oxidation, Lanzhou Institute of Chemical Physics, Chinese Academy of Sciences, Lanzhou 730000, China
| | - Lijun Shi
- State Key Laboratory for Oxo Synthesis and Selective Oxidation, Lanzhou Institute of Chemical Physics, Chinese Academy of Sciences, Lanzhou 730000, China
| | - Chengtao Yue
- State Key Laboratory for Oxo Synthesis and Selective Oxidation, Lanzhou Institute of Chemical Physics, Chinese Academy of Sciences, Lanzhou 730000, China
| | - Fuwei Li
- State Key Laboratory for Oxo Synthesis and Selective Oxidation, Lanzhou Institute of Chemical Physics, Chinese Academy of Sciences, Lanzhou 730000, China
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90
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Li Y, Dong Y, Wei YL, Jv JJ, Chen YQ, Ma JP, Yao JJ, Dong YB. Reusable Palladium N-Heterocyclic Tetracarbene for Aqueous Suzuki–Miyaura Cross-Coupling Reaction: Homogeneous Catalysis and Heterogeneous Recovery. Organometallics 2018. [DOI: 10.1021/acs.organomet.8b00195] [Citation(s) in RCA: 9] [Impact Index Per Article: 1.5] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/28/2022]
Affiliation(s)
- Yue Li
- College of Chemistry, Chemical Engineering and Materials Science, Collaborative Innovation Center of Functionalized Probes for Chemical Imaging in Universities of Shandong, Key Laboratory of Molecular and Nano Probes, Ministry of Education, Shandong Normal University, Wenhua East Road 88#, Jinan, Shandong 250014, People’s Republic of China
| | - Ying Dong
- College of Chemistry, Chemical Engineering and Materials Science, Collaborative Innovation Center of Functionalized Probes for Chemical Imaging in Universities of Shandong, Key Laboratory of Molecular and Nano Probes, Ministry of Education, Shandong Normal University, Wenhua East Road 88#, Jinan, Shandong 250014, People’s Republic of China
| | - Yong-Liang Wei
- College of Chemistry, Chemical Engineering and Materials Science, Collaborative Innovation Center of Functionalized Probes for Chemical Imaging in Universities of Shandong, Key Laboratory of Molecular and Nano Probes, Ministry of Education, Shandong Normal University, Wenhua East Road 88#, Jinan, Shandong 250014, People’s Republic of China
| | - Jing-Jing Jv
- College of Chemistry, Chemical Engineering and Materials Science, Collaborative Innovation Center of Functionalized Probes for Chemical Imaging in Universities of Shandong, Key Laboratory of Molecular and Nano Probes, Ministry of Education, Shandong Normal University, Wenhua East Road 88#, Jinan, Shandong 250014, People’s Republic of China
| | - Yun-Qi Chen
- College of Chemistry, Chemical Engineering and Materials Science, Collaborative Innovation Center of Functionalized Probes for Chemical Imaging in Universities of Shandong, Key Laboratory of Molecular and Nano Probes, Ministry of Education, Shandong Normal University, Wenhua East Road 88#, Jinan, Shandong 250014, People’s Republic of China
| | - Jian-Ping Ma
- College of Chemistry, Chemical Engineering and Materials Science, Collaborative Innovation Center of Functionalized Probes for Chemical Imaging in Universities of Shandong, Key Laboratory of Molecular and Nano Probes, Ministry of Education, Shandong Normal University, Wenhua East Road 88#, Jinan, Shandong 250014, People’s Republic of China
| | - Jia-Jia Yao
- College of Chemistry, Chemical Engineering and Materials Science, Collaborative Innovation Center of Functionalized Probes for Chemical Imaging in Universities of Shandong, Key Laboratory of Molecular and Nano Probes, Ministry of Education, Shandong Normal University, Wenhua East Road 88#, Jinan, Shandong 250014, People’s Republic of China
| | - Yu-Bin Dong
- College of Chemistry, Chemical Engineering and Materials Science, Collaborative Innovation Center of Functionalized Probes for Chemical Imaging in Universities of Shandong, Key Laboratory of Molecular and Nano Probes, Ministry of Education, Shandong Normal University, Wenhua East Road 88#, Jinan, Shandong 250014, People’s Republic of China
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91
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Khajehzadeh M, Moghadam M. A new poly(N–heterocyclic carbene Pd complex) immobilized on nano silica: An efficient and reusable catalyst for Suzuki–Miyaura, Sonogashira and Heck–Mizoroki C‒C coupling reactions. J Organomet Chem 2018. [DOI: 10.1016/j.jorganchem.2018.03.030] [Citation(s) in RCA: 39] [Impact Index Per Article: 6.5] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/15/2022]
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92
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Finn M, Ridenour JA, Heltzel J, Cahill C, Voutchkova-Kostal A. Next-Generation Water-Soluble Homogeneous Catalysts for Conversion of Glycerol to Lactic Acid. Organometallics 2018. [DOI: 10.1021/acs.organomet.8b00081] [Citation(s) in RCA: 37] [Impact Index Per Article: 6.2] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/28/2022]
Affiliation(s)
- Matthew Finn
- Department of Chemistry, The George Washington University, 800 22nd Street NW, Washington, DC 20052, United States
| | - J. August Ridenour
- Department of Chemistry, The George Washington University, 800 22nd Street NW, Washington, DC 20052, United States
| | - Jacob Heltzel
- Department of Chemistry, The George Washington University, 800 22nd Street NW, Washington, DC 20052, United States
| | - Christopher Cahill
- Department of Chemistry, The George Washington University, 800 22nd Street NW, Washington, DC 20052, United States
| | - Adelina Voutchkova-Kostal
- Department of Chemistry, The George Washington University, 800 22nd Street NW, Washington, DC 20052, United States
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93
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Touj N, Yaşar S, Özdemir N, Hamdi N, Özdemir İ. Sonogashira cross-coupling reaction catalysed by mixed NHC-Pd-PPh 3 complexes under copper free conditions. J Organomet Chem 2018. [DOI: 10.1016/j.jorganchem.2018.01.017] [Citation(s) in RCA: 33] [Impact Index Per Article: 5.5] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/20/2023]
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94
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Deng Q, Shen Y, Zhu H, Tu T. A magnetic nanoparticle-supported N-heterocyclic carbene-palladacycle: an efficient and recyclable solid molecular catalyst for Suzuki-Miyaura cross-coupling of 9-chloroacridine. Chem Commun (Camb) 2018; 53:13063-13066. [PMID: 29165443 DOI: 10.1039/c7cc06958h] [Citation(s) in RCA: 37] [Impact Index Per Article: 6.2] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/28/2023]
Abstract
A robust magnetic nanoparticle-supported N-heterocyclic carbene-palladacycle has been readily synthesized by directly anchoring the structural defined acenaphthoimidazolylidene palladacycle with a long tail on magnetic nanoparticles (MNPs), and functioned as a solid molecular catalyst and exhibited extremely high catalytic activity towards the challenging Suzuki-Miyaura cross-coupling reactions between less-studied heterocyclic 9-chloroacridine and diverse boronic acids. Remarkably, the catalyst could be used 5 times without obvious loss of activity highlighting the efficiency of our strategy of immobilization of previledged catalysts.
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Affiliation(s)
- Qinyue Deng
- Shanghai Key Laboratory of Molecular Catalysis and Innovative Materials, Department of Chemistry, Fudan University, 220 Handan Road, Shanghai, 200433, China.
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96
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Diehl T, Krause MTS, Ueberlein S, Becker S, Trommer A, Schnakenburg G, Engeser M. Synthesis of hydroxyl-functionalized N-heterocyclic carbene gold(i) complexes and peptide conjugates. Dalton Trans 2018; 46:2988-2997. [PMID: 28198476 DOI: 10.1039/c6dt04834j] [Citation(s) in RCA: 3] [Impact Index Per Article: 0.5] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/06/2023]
Abstract
The synthesis and characterization of a series of new cationic gold(i) complexes with hydroxyl-functionalized N-heterocyclic carbene (NHC) ligands is described. They are valuable building blocks for further derivatization: as a first example, coupling with amino acids and a dipeptide, respectively, successfully results in amino acid and peptide conjugates that are hard to obtain by other synthetic routes.
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Affiliation(s)
- Tobias Diehl
- Kekulé-Institut für Organische Chemie und Biochemie der Rheinischen Friedrich-Wilhelms-Universität Bonn, Gerhard-Domagk-Str. 1, D-53121 Bonn, Germany.
| | - Melanie T S Krause
- Kekulé-Institut für Organische Chemie und Biochemie der Rheinischen Friedrich-Wilhelms-Universität Bonn, Gerhard-Domagk-Str. 1, D-53121 Bonn, Germany.
| | - Sven Ueberlein
- Kekulé-Institut für Organische Chemie und Biochemie der Rheinischen Friedrich-Wilhelms-Universität Bonn, Gerhard-Domagk-Str. 1, D-53121 Bonn, Germany.
| | - Stefanie Becker
- Kekulé-Institut für Organische Chemie und Biochemie der Rheinischen Friedrich-Wilhelms-Universität Bonn, Gerhard-Domagk-Str. 1, D-53121 Bonn, Germany.
| | - Aline Trommer
- Kekulé-Institut für Organische Chemie und Biochemie der Rheinischen Friedrich-Wilhelms-Universität Bonn, Gerhard-Domagk-Str. 1, D-53121 Bonn, Germany.
| | - Gregor Schnakenburg
- Kekulé-Institut für Organische Chemie und Biochemie der Rheinischen Friedrich-Wilhelms-Universität Bonn, Gerhard-Domagk-Str. 1, D-53121 Bonn, Germany.
| | - Marianne Engeser
- Kekulé-Institut für Organische Chemie und Biochemie der Rheinischen Friedrich-Wilhelms-Universität Bonn, Gerhard-Domagk-Str. 1, D-53121 Bonn, Germany.
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97
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Affiliation(s)
- Dominik Munz
- Friedrich-Alexander Universität Erlangen-Nürnberg, Egerlandstraße 1, 91058 Erlangen, Germany
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98
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Catalytic racemization of secondary alcohols with new (arene)Ru(II)-NHC and (arene)Ru(II)-NHC-tertiary phosphine complexes. MOLECULAR CATALYSIS 2018. [DOI: 10.1016/j.mcat.2017.11.040] [Citation(s) in RCA: 4] [Impact Index Per Article: 0.7] [Reference Citation Analysis] [Track Full Text] [Subscribe] [Scholar Register] [Indexed: 11/21/2022]
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99
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Jeong Y, Tonga GY, Duncan B, Yan B, Das R, Sahub C, Rotello VM. Solubilization of Hydrophobic Catalysts Using Nanoparticle Hosts. SMALL (WEINHEIM AN DER BERGSTRASSE, GERMANY) 2018; 14:10.1002/smll.201702198. [PMID: 29271047 PMCID: PMC5848072 DOI: 10.1002/smll.201702198] [Citation(s) in RCA: 12] [Impact Index Per Article: 2.0] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Grants] [Track Full Text] [Subscribe] [Scholar Register] [Received: 06/27/2017] [Revised: 10/23/2017] [Indexed: 05/17/2023]
Abstract
A modular strategy for the solubilization and protection of hydrophobic transition metal catalysts using the hydrophobic pockets of water soluble gold nanoparticles is reported. Besides preserving original catalyst activity, this encapsulation strategy provides a protective environment for the hydrophobic catalyst and brings reusability. This system provides a versatile platform for the encapsulation of different hydrophobic transition metal catalysts, allowing a wide range of catalysis in water while uniting the advantages of homogeneous and heterogeneous catalysis in the same system.
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Affiliation(s)
- Youngdo Jeong
- Department of Chemistry, University of Massachusetts Amherst, 710 North Pleasant Street, Amherst, MA 01003, USA
| | - Gulen Yesilbag Tonga
- Department of Chemistry, University of Massachusetts Amherst, 710 North Pleasant Street, Amherst, MA 01003, USA
| | - Bradley Duncan
- Department of Chemistry, University of Massachusetts Amherst, 710 North Pleasant Street, Amherst, MA 01003, USA
| | - Bo Yan
- Department of Chemistry, University of Massachusetts Amherst, 710 North Pleasant Street, Amherst, MA 01003, USA
| | - Riddha Das
- Department of Chemistry, University of Massachusetts Amherst, 710 North Pleasant Street, Amherst, MA 01003, USA
| | - Chonticha Sahub
- Department of Chemistry, University of Massachusetts Amherst, 710 North Pleasant Street, Amherst, MA 01003, USA. Supramolecular Chemistry Research Unit, Department of Chemistry, Faculty of Science, Chulalongkorn University, Bangkok, 10330, Thailand
| | - Vincent M. Rotello
- Department of Chemistry, University of Massachusetts Amherst, 710 North Pleasant Street, Amherst, MA 01003, USA
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Pawłowski R, Zaorska E, Staszko S, Szadkowska A. Copper(I)-catalyzed multicomponent reactions in sustainable media. Appl Organomet Chem 2018. [DOI: 10.1002/aoc.4256] [Citation(s) in RCA: 8] [Impact Index Per Article: 1.3] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/08/2023]
Affiliation(s)
- Robert Pawłowski
- Biological and Chemical Research Centre; Department of Chemistry, University of Warsaw; Żwirki i Wigury 101 02-089 Warszawa Poland
- Faculty of Chemistry; Warsaw University of Technology; Noakowskiego 3 00-664 Warsaw Poland
| | - Ewelina Zaorska
- Biological and Chemical Research Centre; Department of Chemistry, University of Warsaw; Żwirki i Wigury 101 02-089 Warszawa Poland
| | - Sebastian Staszko
- Biological and Chemical Research Centre; Department of Chemistry, University of Warsaw; Żwirki i Wigury 101 02-089 Warszawa Poland
| | - Anna Szadkowska
- Biological and Chemical Research Centre; Department of Chemistry, University of Warsaw; Żwirki i Wigury 101 02-089 Warszawa Poland
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