201
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Ohara H, O WWN, Lough AJ, Morris RH. Effect of chelating ring size in catalytic ketone hydrogenation: facile synthesis of ruthenium(ii) precatalysts containing an N-heterocyclic carbene with a primary amine donor for ketone hydrogenation and a DFT study of mechanisms. Dalton Trans 2012; 41:8797-808. [DOI: 10.1039/c2dt30994g] [Citation(s) in RCA: 54] [Impact Index Per Article: 4.5] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/21/2022]
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202
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Ashley JM, Farnaby JH, Hazari N, Kim KE, Luzik ED, Meehan RE, Meyer EB, Schley ND, Schmeier TJ, Tailor AN. Axially chiral dimeric Ir and Rh complexes bridged by flexible NHC ligands. Inorganica Chim Acta 2012. [DOI: 10.1016/j.ica.2011.11.034] [Citation(s) in RCA: 14] [Impact Index Per Article: 1.2] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 10/15/2022]
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203
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Tornatzky J, Kannenberg A, Blechert S. New catalysts with unsymmetrical N-heterocyclic carbene ligands. Dalton Trans 2012; 41:8215-25. [DOI: 10.1039/c2dt30256j] [Citation(s) in RCA: 95] [Impact Index Per Article: 7.9] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/21/2022]
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204
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Liu QX, Wang H, Zhao XJ, Yao ZQ, Wang ZQ, Chen AH, Wang XG. N-Heterocyclic carbene silver(i), palladium(ii) and mercury(ii) complexes: synthesis, structural studies and catalytic activity. CrystEngComm 2012. [DOI: 10.1039/c2ce25365h] [Citation(s) in RCA: 28] [Impact Index Per Article: 2.3] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/25/2023]
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205
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Gürbüz N, Özcan EÖ, Özdemir İ, Çetinkaya B, Şahin O, Büyükgüngör O. Preparation of a series of Ru(ii) complexes with N-heterocyclic carbeneligands for the catalytic transfer hydrogenation of aromatic ketones. Dalton Trans 2012; 41:2330-9. [DOI: 10.1039/c1dt11203a] [Citation(s) in RCA: 50] [Impact Index Per Article: 4.2] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/21/2022]
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206
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Wang GF, Song XJ, Chen F, Li YZ, Chen XT, Xue ZL. Formation of stable iron/cobalt NHC complexes via unexpected ring opening and in situ generation of a tridentate ligand. Dalton Trans 2012; 41:10919-22. [DOI: 10.1039/c2dt30894k] [Citation(s) in RCA: 10] [Impact Index Per Article: 0.8] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/21/2022]
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207
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Cabeza JA, Damonte M, García-Álvarez P, Hernández-Cruz MG, Kennedy AR. Reactivity of Phosphine- and Thioether-Tethered N-Heterocyclic Carbenes with Ruthenium Carbonyl. Organometallics 2011. [DOI: 10.1021/om200954w] [Citation(s) in RCA: 29] [Impact Index Per Article: 2.2] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/28/2022]
Affiliation(s)
- Javier A. Cabeza
- Departamento de Química
Orgánica e Inorgánica-IUQOEM, Universidad de Oviedo−-CSIC, E-33071 Oviedo, Spain
| | - Marina Damonte
- Departamento de Química
Orgánica e Inorgánica-IUQOEM, Universidad de Oviedo−-CSIC, E-33071 Oviedo, Spain
| | - Pablo García-Álvarez
- Departamento de Química
Orgánica e Inorgánica-IUQOEM, Universidad de Oviedo−-CSIC, E-33071 Oviedo, Spain
| | | | - Alan R. Kennedy
- WestCHEM, Department of Pure
and Applied Chemistry, University of Strathclyde, Glasgow G1 1XL, U.K
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Chiyojima H, Sakaguchi S. Iridium complex bearing a chiral hydroxy-amide functionalized N-heterocyclic carbene: a catalyst precursor for asymmetric transfer hydrogenation. Tetrahedron Lett 2011. [DOI: 10.1016/j.tetlet.2011.10.057] [Citation(s) in RCA: 41] [Impact Index Per Article: 3.2] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/16/2022]
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209
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Royo B, Peris E. Cyclopentadienyl-, Indenyl- and Fluorenyl-Functionalized N-Heterocyclic Carbene Metal Complexes: Synthesis and Catalytic Applications. Eur J Inorg Chem 2011. [DOI: 10.1002/ejic.201100990] [Citation(s) in RCA: 62] [Impact Index Per Article: 4.8] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/10/2022]
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210
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Haque RA, Salman AW, Guan TS, Abdallah HH. New N-heterocyclic carbene mercury(II) complexes: Close mercury–arene interaction. J Organomet Chem 2011. [DOI: 10.1016/j.jorganchem.2011.07.032] [Citation(s) in RCA: 26] [Impact Index Per Article: 2.0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/26/2022]
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211
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Syntheses, characterization, density functional theory calculations, and activity of tridentate SNS zinc pincer complexes. Inorganica Chim Acta 2011. [DOI: 10.1016/j.ica.2011.07.021] [Citation(s) in RCA: 17] [Impact Index Per Article: 1.3] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/19/2022]
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212
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Jiménez MV, Fernández-Tornos J, Pérez-Torrente JJ, Modrego FJ, Winterle S, Cunchillos C, Lahoz FJ, Oro LA. Iridium(I) Complexes with Hemilabile N-Heterocyclic Carbenes: Efficient and Versatile Transfer Hydrogenation Catalysts. Organometallics 2011. [DOI: 10.1021/om200747k] [Citation(s) in RCA: 123] [Impact Index Per Article: 9.5] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/18/2022]
Affiliation(s)
- M. Victoria Jiménez
- Departamento de Química Inorgánica, Instituto de Síntesis Química y Catálisis Homogénea-ISQCH, Universidad de Zaragoza-CSIC, 50009-Zaragoza, Spain
| | - Javier Fernández-Tornos
- Departamento de Química Inorgánica, Instituto de Síntesis Química y Catálisis Homogénea-ISQCH, Universidad de Zaragoza-CSIC, 50009-Zaragoza, Spain
| | - Jesús J. Pérez-Torrente
- Departamento de Química Inorgánica, Instituto de Síntesis Química y Catálisis Homogénea-ISQCH, Universidad de Zaragoza-CSIC, 50009-Zaragoza, Spain
| | - Francisco J. Modrego
- Departamento de Química Inorgánica, Instituto de Síntesis Química y Catálisis Homogénea-ISQCH, Universidad de Zaragoza-CSIC, 50009-Zaragoza, Spain
| | - Sonja Winterle
- Departamento de Química Inorgánica, Instituto de Síntesis Química y Catálisis Homogénea-ISQCH, Universidad de Zaragoza-CSIC, 50009-Zaragoza, Spain
| | - Carmen Cunchillos
- Departamento de Química Inorgánica, Instituto de Síntesis Química y Catálisis Homogénea-ISQCH, Universidad de Zaragoza-CSIC, 50009-Zaragoza, Spain
| | - Fernando J. Lahoz
- Departamento de Química Inorgánica, Instituto de Síntesis Química y Catálisis Homogénea-ISQCH, Universidad de Zaragoza-CSIC, 50009-Zaragoza, Spain
| | - Luis A. Oro
- Departamento de Química Inorgánica, Instituto de Síntesis Química y Catálisis Homogénea-ISQCH, Universidad de Zaragoza-CSIC, 50009-Zaragoza, Spain
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213
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Busetto L, Cassani MC, Femoni C, Mancinelli M, Mazzanti A, Mazzoni R, Solinas G. N-Heterocyclic Carbene-Amide Rhodium(I) Complexes: Structures, Dynamics, and Catalysis. Organometallics 2011. [DOI: 10.1021/om200631w] [Citation(s) in RCA: 61] [Impact Index Per Article: 4.7] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/15/2023]
Affiliation(s)
- Luigi Busetto
- Dipartimento di Chimica Fisica ed Inorganica, Università degli Studi di Bologna, Viale Risorgimento 4, I-40136 Bologna, Italy
| | - M. Cristina Cassani
- Dipartimento di Chimica Fisica ed Inorganica, Università degli Studi di Bologna, Viale Risorgimento 4, I-40136 Bologna, Italy
| | - Cristina Femoni
- Dipartimento di Chimica Fisica ed Inorganica, Università degli Studi di Bologna, Viale Risorgimento 4, I-40136 Bologna, Italy
| | - Michele Mancinelli
- Dipartimento di Chimica Organica “A. Mangini”, Università degli Studi di Bologna, Viale Risorgimento 4, I-40136 Bologna, Italy
| | - Andrea Mazzanti
- Dipartimento di Chimica Organica “A. Mangini”, Università degli Studi di Bologna, Viale Risorgimento 4, I-40136 Bologna, Italy
| | - Rita Mazzoni
- Dipartimento di Chimica Fisica ed Inorganica, Università degli Studi di Bologna, Viale Risorgimento 4, I-40136 Bologna, Italy
| | - Gavino Solinas
- Dipartimento di Chimica Fisica ed Inorganica, Università degli Studi di Bologna, Viale Risorgimento 4, I-40136 Bologna, Italy
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214
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Buitrago E, Zani L, Adolfsson H. Selective hydrosilylation of ketones catalyzed by in situ-generated iron NHC complexes. Appl Organomet Chem 2011. [DOI: 10.1002/aoc.1832] [Citation(s) in RCA: 58] [Impact Index Per Article: 4.5] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/10/2022]
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215
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Shrestha S, Gimbert‐Suriñach C, Bhadbhade M, Colbran SB. Four Soft Donors and a Hard Centre: Rhodium Complexes of a Novel Tetrakis(NHC)‐Encapsulated Crown Ether Ligand. Eur J Inorg Chem 2011. [DOI: 10.1002/ejic.201100656] [Citation(s) in RCA: 8] [Impact Index Per Article: 0.6] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/11/2022]
Affiliation(s)
- Sumi Shrestha
- School of Chemistry, University of New South Wales, Sydney, NSW 2052, Australia, Fax: +61‐2‐9385 6141
| | - Carolina Gimbert‐Suriñach
- School of Chemistry, University of New South Wales, Sydney, NSW 2052, Australia, Fax: +61‐2‐9385 6141
| | - Mohan Bhadbhade
- Mark Wainwright Analytical Centre, University of New South Wales, Sydney, NSW 2052, Australia
| | - Stephen B. Colbran
- School of Chemistry, University of New South Wales, Sydney, NSW 2052, Australia, Fax: +61‐2‐9385 6141
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216
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Mercs L, Neels A, Stoeckli-Evans H, Albrecht M. Probing Intermetallic Coupling in Dinuclear N-Heterocyclic Carbene Ruthenium(II) Complexes. Inorg Chem 2011; 50:8188-96. [DOI: 10.1021/ic200651h] [Citation(s) in RCA: 45] [Impact Index Per Article: 3.5] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/07/2023]
Affiliation(s)
- Laszlo Mercs
- Department of Chemistry, University of Fribourg, Chemin du Musee 9, CH-1700 Fribourg, Switzerland
| | - Antonia Neels
- XRD Application Lab, Centre Suisse d' Electronique et de Microtechnique (CSEM), Rue Jaquet-Droz 1, CH-2002 Neuchâtel, Switzerland
| | - Helen Stoeckli-Evans
- XRD Application Lab, Centre Suisse d' Electronique et de Microtechnique (CSEM), Rue Jaquet-Droz 1, CH-2002 Neuchâtel, Switzerland
| | - Martin Albrecht
- Department of Chemistry, University of Fribourg, Chemin du Musee 9, CH-1700 Fribourg, Switzerland
- School of Chemistry and Chemical Biology, University College Dublin, Belfield, Dublin 4, Ireland
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217
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Slivarichova M, Ahmad R, Kuo YY, Nunn J, Haddow MF, Othman H, Owen GR. New Mixed-Donor Bidentate Ligands Based on N-Heterocyclic Carbene and Thione Donors. Organometallics 2011. [DOI: 10.1021/om200629j] [Citation(s) in RCA: 20] [Impact Index Per Article: 1.5] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/16/2023]
Affiliation(s)
| | - Ruaa Ahmad
- The School of Chemistry, University of Bristol, Bristol, BS8 1TS, U.K
| | - Yu-Ying Kuo
- The School of Chemistry, University of Bristol, Bristol, BS8 1TS, U.K
| | - Joshua Nunn
- The School of Chemistry, University of Bristol, Bristol, BS8 1TS, U.K
| | - Mairi F. Haddow
- The School of Chemistry, University of Bristol, Bristol, BS8 1TS, U.K
| | - Hafiizah Othman
- The School of Chemistry, University of Bristol, Bristol, BS8 1TS, U.K
| | - Gareth R. Owen
- The School of Chemistry, University of Bristol, Bristol, BS8 1TS, U.K
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218
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Benítez M, Mas-Marzá E, Mata JA, Peris E. Intramolecular Oxidation of the Alcohol Functionalities in Hydroxyalkyl-N-Heterocyclic Carbene Complexes of Iridium and Rhodium. Chemistry 2011; 17:10453-61. [DOI: 10.1002/chem.201101187] [Citation(s) in RCA: 34] [Impact Index Per Article: 2.6] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 04/18/2011] [Indexed: 11/06/2022]
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219
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Brown DH, Skelton BW. Nickel complexes of a bis(benzimidazolin-2-ylidene)pyridine pincer ligand with four- and five-coordinate geometries. Dalton Trans 2011; 40:8849-58. [PMID: 21814686 DOI: 10.1039/c1dt10928f] [Citation(s) in RCA: 30] [Impact Index Per Article: 2.3] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/21/2022]
Abstract
The four- and five-coordinate complexes [(CNC)NiX(2)] (X = Cl, Br, I), [(CNC)NiX]PF(6) (X = Cl, Br) and [(CNC)NiCl]Cl·H(2)O have been isolated, where CNC is the bis(N-butylbenzimidazolin-2-ylidene)-2,6-pyridine pincer ligand. A five-coordinate geometry is rare for this class of complex. Where amenable, the complexes have been structurally characterised by single crystal X-ray diffraction studies and in solution by NMR, UV-vis and MS studies. The five-coordinate dibromo complex [(CNC)NiBr(2)] is readily prepared on the gram-scale from the benzimidazolium salt precursor and Ni(OAc)(2)·4H(2)O in DMSO without the exclusion of air. Halide exchange and salt metathesis reactions using [(CNC)NiBr(2)] afford the other four- and five-coordinate complexes. [(CNC)NiBr(2)] displays very low solubility, and upon dissolution affords solutions of the four-coordinate [(CNC)NiBr](+). Factors that influence the formation of four- or five-coordinate complexes with this ligand class are discussed.
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Affiliation(s)
- David H Brown
- Nanochemistry Research Institute, Department of Chemistry, Curtin University, GPO Box U1987, Perth, WA 6845, Australia.
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220
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Taige MA, Ahrens S, Strassner T. Platinum(II)-bis-(N-heterocyclic carbene) complexes: synthesis, structure and catalytic activity in the hydrosilylation of alkenes. J Organomet Chem 2011. [DOI: 10.1016/j.jorganchem.2011.04.030] [Citation(s) in RCA: 29] [Impact Index Per Article: 2.2] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 10/18/2022]
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221
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Zuo W, Braunstein P. N-Heterocyclic Dicarbene Iridium(III) Pincer Complexes Featuring Mixed NHC/Abnormal NHC Ligands and Their Applications in the Transfer Dehydrogenation of Cyclooctane. Organometallics 2011. [DOI: 10.1021/om200444q] [Citation(s) in RCA: 73] [Impact Index Per Article: 5.6] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/12/2023]
Affiliation(s)
- Weiwei Zuo
- Laboratoire de Chimie de Coordination, Institut de Chimie (UMR 7177 CNRS), Université de Strasbourg, 4 rue Blaise Pascal, F-67081 Strasbourg Cedex, France
| | - Pierre Braunstein
- Laboratoire de Chimie de Coordination, Institut de Chimie (UMR 7177 CNRS), Université de Strasbourg, 4 rue Blaise Pascal, F-67081 Strasbourg Cedex, France
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222
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da Costa AP, Lopes R, Cardoso JMS, Mata JA, Peris E, Royo B. Enantiomerically Pure Cyclopentadienyl- and Indenyl-Functionalized N-Heterocyclic Carbene Complexes of Iridium and Rhodium. Organometallics 2011. [DOI: 10.1021/om200523h] [Citation(s) in RCA: 16] [Impact Index Per Article: 1.2] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/28/2022]
Affiliation(s)
- André P. da Costa
- Instituto de Tecnología Química e Biológica, Universidade Nova de Lisboa, Avenida da República, EAN, 2780-157 Oeiras, Portugal
| | - Rita Lopes
- Instituto de Tecnología Química e Biológica, Universidade Nova de Lisboa, Avenida da República, EAN, 2780-157 Oeiras, Portugal
| | - João M. S. Cardoso
- Instituto de Tecnología Química e Biológica, Universidade Nova de Lisboa, Avenida da República, EAN, 2780-157 Oeiras, Portugal
| | - Jose A. Mata
- Departamento de Química Inorgánica y Orgánica, Universitat Jaume I, Avenida Vicente Sos Baynat s/n, 12071 Castellón, Spain
| | - Eduardo Peris
- Departamento de Química Inorgánica y Orgánica, Universitat Jaume I, Avenida Vicente Sos Baynat s/n, 12071 Castellón, Spain
| | - Beatriz Royo
- Instituto de Tecnología Química e Biológica, Universidade Nova de Lisboa, Avenida da República, EAN, 2780-157 Oeiras, Portugal
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223
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Tang YQ, Lv H, Lu JM, Shao LX. Palladium(II)-N-heterocyclic carbene complex derived from proline towards Suzuki–Miyaura coupling reaction in water at room temperature. J Organomet Chem 2011. [DOI: 10.1016/j.jorganchem.2011.03.045] [Citation(s) in RCA: 31] [Impact Index Per Article: 2.4] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 10/18/2022]
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224
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Horn S, Gandolfi C, Albrecht M. Transfer Hydrogenation of Ketones and Activated Olefins Using Chelating NHC Ruthenium Complexes. Eur J Inorg Chem 2011. [DOI: 10.1002/ejic.201100143] [Citation(s) in RCA: 72] [Impact Index Per Article: 5.5] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/06/2022]
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225
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226
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Berben LA, Craig DC, Gimbert-Suriñach C, Robinson A, Sugiyarto KH, Colbran SB. Palladium(II) complexes of imidazolin-2-ylidene N-heterocyclic carbene ligands with redox-active dimethoxyphenyl or (hydro)quinonyl substituents. Inorganica Chim Acta 2011. [DOI: 10.1016/j.ica.2011.02.007] [Citation(s) in RCA: 7] [Impact Index Per Article: 0.5] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 10/18/2022]
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227
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Jahnke MC, Brackemeyer D, Pape T, Hahn FE. Synthesis and coordination chemistry of 4-azabenzimidazole derivatives. HETEROATOM CHEMISTRY 2011. [DOI: 10.1002/hc.20711] [Citation(s) in RCA: 11] [Impact Index Per Article: 0.8] [Reference Citation Analysis] [Track Full Text] [Subscribe] [Scholar Register] [Indexed: 11/10/2022]
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228
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Specht ZG, Cortes-Llamas SA, Tran HN, van Niekerk CJ, Rancudo KT, Golen JA, Moore CE, Rheingold AL, Dwyer TJ, Grotjahn DB. Enabling Bifunctionality and Hemilability of N-Heteroaryl NHC Complexes. Chemistry 2011; 17:6606-9. [DOI: 10.1002/chem.201100521] [Citation(s) in RCA: 34] [Impact Index Per Article: 2.6] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 02/16/2011] [Indexed: 11/09/2022]
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229
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Yasar S, Cavell KJ, Ward BD, Kariuki B. Novel quasi-scorpionate ligand structures based on a bis-N-heterocyclic carbene chelate core: synthesis, complexation and catalysis. Appl Organomet Chem 2011. [DOI: 10.1002/aoc.1773] [Citation(s) in RCA: 22] [Impact Index Per Article: 1.7] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/11/2022]
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230
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Cabeza JA, Damonte M, García-Álvarez P. Different Reactivities of Pyrid-2-yl- and 6-Picol-2-yl-Functionalized NHC Ligands with [Ru3(CO)12]: C(sp2)−H and Double C(sp3)−H Bond Activation Reactions. Organometallics 2011. [DOI: 10.1021/om200109n] [Citation(s) in RCA: 20] [Impact Index Per Article: 1.5] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/29/2022]
Affiliation(s)
- Javier A. Cabeza
- Departamento de Química Orgánica e Inorgánica-IUQOEM, Universidad de Oviedo-CSIC, E-33071 Oviedo, Spain
| | - Marina Damonte
- Departamento de Química Orgánica e Inorgánica-IUQOEM, Universidad de Oviedo-CSIC, E-33071 Oviedo, Spain
| | - Pablo García-Álvarez
- Departamento de Química Orgánica e Inorgánica-IUQOEM, Universidad de Oviedo-CSIC, E-33071 Oviedo, Spain
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231
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del Pozo C, Iglesias M, Sánchez F. Pincer-type Pyridine-Based N-Heterocyclic Carbene Amine Ru(II) Complexes as Efficient Catalysts for Hydrogen Transfer Reactions. Organometallics 2011. [DOI: 10.1021/om101179a] [Citation(s) in RCA: 83] [Impact Index Per Article: 6.4] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/18/2022]
Affiliation(s)
- Carolina del Pozo
- Instituto de Ciencia de Materiales de Madrid, Consejo Superior de Investigaciones Científicas, C/Sor Juana Inés de la Cruz 3, Cantoblanco 28049 Madrid, Spain
- Instituto de Química Orgánica General, Consejo Superior de Investigaciones Científicas, C/Juan de la Cierva 3, 28006 Madrid, Spain
| | - Marta Iglesias
- Instituto de Ciencia de Materiales de Madrid, Consejo Superior de Investigaciones Científicas, C/Sor Juana Inés de la Cruz 3, Cantoblanco 28049 Madrid, Spain
| | - Félix Sánchez
- Instituto de Química Orgánica General, Consejo Superior de Investigaciones Científicas, C/Juan de la Cierva 3, 28006 Madrid, Spain
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232
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Abdellah I, Boggio-Pasqua M, Canac Y, Lepetit C, Duhayon C, Chauvin R. Towards the Limit of Atropochiral Stability: H-MIOP, an N-Heterocyclic Carbene Precursor and Cationic Analogue of the H-MOP Ligand. Chemistry 2011; 17:5110-5. [DOI: 10.1002/chem.201100205] [Citation(s) in RCA: 35] [Impact Index Per Article: 2.7] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 01/19/2011] [Indexed: 11/11/2022]
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233
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Sinha A, Daw P, Rahaman SW, Saha B, Bera JK. A RuII–N-heterocyclic carbene (NHC) complex from metal–metal singly bonded diruthenium(I) precursor: Synthesis, structure and catalytic evaluation. J Organomet Chem 2011. [DOI: 10.1016/j.jorganchem.2010.11.003] [Citation(s) in RCA: 14] [Impact Index Per Article: 1.1] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 10/18/2022]
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234
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Passays J, Ayad T, Ratovelomanana-Vidal V, Gaumont AC, Jubault P, Leclerc E. Synthesis and evaluation of a broad range of new chiral phosphine–carbene ligands for asymmetric hydrogenation. ACTA ACUST UNITED AC 2011. [DOI: 10.1016/j.tetasy.2011.02.017] [Citation(s) in RCA: 8] [Impact Index Per Article: 0.6] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 10/18/2022]
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235
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Bierenstiel M, Cross ED. Sulfur-functionalized N-heterocyclic carbenes and their transition metal complexes. Coord Chem Rev 2011. [DOI: 10.1016/j.ccr.2010.10.040] [Citation(s) in RCA: 108] [Impact Index Per Article: 8.3] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 10/18/2022]
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236
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Kuwata S, Ikariya T. β‐Protic Pyrazole and N‐Heterocyclic Carbene Complexes: Synthesis, Properties, and Metal–Ligand Cooperative Bifunctional Catalysis. Chemistry 2011; 17:3542-56. [DOI: 10.1002/chem.201003296] [Citation(s) in RCA: 120] [Impact Index Per Article: 9.2] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/09/2022]
Affiliation(s)
- Shigeki Kuwata
- Department of Applied Chemistry, Graduate School of Science and Engineering, Tokyo Institute of Technology, Okayama, Meguro‐ku, Tokyo 152‐8552 (Japan), Fax: (+81) 3‐5734‐2637
| | - Takao Ikariya
- Department of Applied Chemistry, Graduate School of Science and Engineering, Tokyo Institute of Technology, Okayama, Meguro‐ku, Tokyo 152‐8552 (Japan), Fax: (+81) 3‐5734‐2637
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237
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Short synthesis of bis-NHC-Pd catalyst derived from caffeine and its applications to Suzuki, Heck, and Sonogashira reactions in aqueous solution. J Organomet Chem 2011. [DOI: 10.1016/j.jorganchem.2010.11.002] [Citation(s) in RCA: 77] [Impact Index Per Article: 5.9] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/20/2022]
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238
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O WWN, Lough AJ, Morris RH. Mechanistic Investigation of the Hydrogenation of Ketones Catalyzed by a Ruthenium(II) Complex Featuring an N-Heterocyclic Carbene with a Tethered Primary Amine Donor: Evidence for an Inner Sphere Mechanism. Organometallics 2011. [DOI: 10.1021/om101152m] [Citation(s) in RCA: 73] [Impact Index Per Article: 5.6] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/29/2022]
Affiliation(s)
- Wylie W. N. O
- Davenport Laboratory, Department of Chemistry, University of Toronto, 80 St. George Street, Toronto, Ontario M5S 3H6, Canada
| | - Alan J. Lough
- Davenport Laboratory, Department of Chemistry, University of Toronto, 80 St. George Street, Toronto, Ontario M5S 3H6, Canada
| | - Robert H. Morris
- Davenport Laboratory, Department of Chemistry, University of Toronto, 80 St. George Street, Toronto, Ontario M5S 3H6, Canada
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239
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Saito S, Saika M, Yamasaki R, Azumaya I, Masu H. Synthesis and Structure of Dinuclear Silver(I) and Palladium(II) Complexes of 2,7-Bis(methylene)naphthalene-Bridged Bis-N-Heterocyclic Carbene Ligands. Organometallics 2011. [DOI: 10.1021/om1008583] [Citation(s) in RCA: 34] [Impact Index Per Article: 2.6] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/28/2022]
Affiliation(s)
- Shinichi Saito
- Department of Chemistry, Faculty of Science, Tokyo University of Science, Kagurazaka, Shinjuku, Tokyo 162-8601, Japan
| | - Mitsuya Saika
- Department of Chemistry, Faculty of Science, Tokyo University of Science, Kagurazaka, Shinjuku, Tokyo 162-8601, Japan
| | - Ryu Yamasaki
- Department of Chemistry, Faculty of Science, Tokyo University of Science, Kagurazaka, Shinjuku, Tokyo 162-8601, Japan
| | - Isao Azumaya
- Faculty of Pharmaceutical Sciences at Kagawa Campus, Tokushima Bunri University, Shido, Sanuki-city, Kagawa 769-2193, Japan
| | - Hyuma Masu
- Faculty of Pharmaceutical Sciences at Kagawa Campus, Tokushima Bunri University, Shido, Sanuki-city, Kagawa 769-2193, Japan
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240
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Prades A, Peris E, Albrecht M. Oxidations and Oxidative Couplings Catalyzed by Triazolylidene Ruthenium Complexes. Organometallics 2011. [DOI: 10.1021/om101145y] [Citation(s) in RCA: 223] [Impact Index Per Article: 17.2] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/28/2022]
Affiliation(s)
- Amparo Prades
- Dpto. de Química Inorgánica y Orgánica, Universitat Jaume I, Avda. Vicente Sos Baynat s/n, 12071 Castellón, Spain
- School of Chemistry & Chemical Biology, University College Dublin, Belfield, Dublin 4, Ireland
| | - Eduardo Peris
- Dpto. de Química Inorgánica y Orgánica, Universitat Jaume I, Avda. Vicente Sos Baynat s/n, 12071 Castellón, Spain
| | - Martin Albrecht
- School of Chemistry & Chemical Biology, University College Dublin, Belfield, Dublin 4, Ireland
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241
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Cabeza JA, Damonte M, García-Álvarez P, Kennedy AR, Pérez-Carreño E. Reactivity of [Ru3(CO)12] with a Phosphine-Functionalized Imidazol-2-ylidene and Its Imidazolium Salt. Organometallics 2011. [DOI: 10.1021/om101021s] [Citation(s) in RCA: 43] [Impact Index Per Article: 3.3] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/28/2022]
Affiliation(s)
- Javier A. Cabeza
- Departamento de Química Orgánica e Inorgánica-IUQOEM, Universidad de Oviedo-CSIC, E-33071 Oviedo, Spain
| | - Marina Damonte
- Departamento de Química Orgánica e Inorgánica-IUQOEM, Universidad de Oviedo-CSIC, E-33071 Oviedo, Spain
| | - Pablo García-Álvarez
- Departamento de Química Orgánica e Inorgánica-IUQOEM, Universidad de Oviedo-CSIC, E-33071 Oviedo, Spain
| | - Alan R. Kennedy
- WestCHEM, Department of Pure and Applied Chemistry, University of Strathclyde, Glasgow G1 1XL, U.K
| | - Enrique Pérez-Carreño
- Departamento de Química Física y Analítica, Universidad de Oviedo, E-33071 Oviedo, Spain
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242
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Warsink S, Bosman S, Weigand JJ, Elsevier CJ. Rigid pyridyl substituted NHC ligands, their Pd(0) complexes and their application in selective transfer semihydrogenation of alkynes. Appl Organomet Chem 2011. [DOI: 10.1002/aoc.1754] [Citation(s) in RCA: 26] [Impact Index Per Article: 2.0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/05/2022]
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243
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McCall AS, Wang H, Desper JM, Kraft S. Bis-N-heterocyclic carbene palladium(IV) tetrachloride complexes: synthesis, reactivity, and mechanisms of direct chlorinations and oxidations of organic substrates. J Am Chem Soc 2011; 133:1832-48. [PMID: 21247150 DOI: 10.1021/ja107342b] [Citation(s) in RCA: 76] [Impact Index Per Article: 5.8] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/29/2022]
Abstract
This Article describes the preparation and isolation of novel octahedral CH(2)-bridged bis-(N-heterocyclic carbene)palladium(IV) tetrachlorides of the general formula LPd(IV)Cl(4) [L = (NHC)CH(2)(NHC)] from LPd(II)Cl(2) and Cl(2). In intermolecular, nonchelation-controlled transformations LPd(IV)Cl(4) reacted with alkenes and alkynes to 1,2-dichlorination adducts. Aromatic, benzylic, and aliphatic C-H bonds were converted into C-Cl bonds. Detailed mechanistic investigations in the dichlorinations of alkenes were conducted on the 18VE Pd(IV) complex. Positive solvent effects as well as kinetic measurements probing the impact of cyclohexene and chloride concentrations on the rate of alkene chlorination support a Pd(IV)-Cl ionization in the first step. Product stereochemistry and product distributions from various alkenes also support Cl(+)-transfer from the pentacoordinated Pd(IV)-intermediate LPd(IV)Cl(3)(+) to olefins. 1-Hexene/3-hexene competition experiments rule out both the formation of π-complexes along the reaction coordinate as well as in situ generated Cl(2) from a reductive elimination process. Instead, a ligand-mediated direct Cl(+)-transfer from LPd(IV)Cl(3)(+) to the π-system is likely to occur. Similarly, C-H bond chlorinations proceed via an electrophilic process with in situ formed LPd(IV)Cl(3)(+). The presence of a large excess of added Cl(-) slows cyclohexene chlorination while the presence of stoichiometric amounts of chloride accelerates both Pd(IV)-Cl ionization and Cl(+)-transfer from LPd(IV)Cl(3)(+). (1)H NMR titrations, T1 relaxation time measurements, binding isotherms, and Job plot analysis point to the formation of a trifurcated Cl(-)···H-C bond in the NHC-ligand periphery as a supramolecular cause for the accelerated chemical events involving the metal center.
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Affiliation(s)
- A Scott McCall
- Department of Chemistry, Kansas State University, 213 CBC Building, Manhattan, Kansas 66506-0401, United States
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244
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Labande A, Daran JC, Long NJ, White AJP, Poli R. Rhodium(iii) and ruthenium(ii) complexes of redox-active, chelating N-heterocyclic carbene/thioether ligands. NEW J CHEM 2011. [DOI: 10.1039/c1nj20224c] [Citation(s) in RCA: 21] [Impact Index Per Article: 1.6] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/21/2022]
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245
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Gu S, Xu D, Chen W. Heterobimetallic complexes containing an N-heterocyclic carbene based multidentate ligand and catalyzed tandem click/Sonogashira reactions. Dalton Trans 2011; 40:1576-83. [DOI: 10.1039/c0dt01211d] [Citation(s) in RCA: 49] [Impact Index Per Article: 3.8] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/28/2023]
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246
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Liu QX, Chen AH, Zhao XJ, Zang Y, Wu XM, Wang XG, Guo JH. N-Heterocyclic carbene copper(i), mercury(ii) and silver(i) complexes containing durene linker: synthesis and structural studies. CrystEngComm 2011. [DOI: 10.1039/c0ce00142b] [Citation(s) in RCA: 33] [Impact Index Per Article: 2.5] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/11/2023]
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247
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Yuan D, Tang H, Xiao L, Huynh HV. CSC-pincer versus pseudo-pincer complexes of palladium(ii): a comparative study on complexation and catalytic activities of NHC complexes. Dalton Trans 2011; 40:8788-95. [DOI: 10.1039/c1dt10269a] [Citation(s) in RCA: 52] [Impact Index Per Article: 4.0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/21/2022]
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