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Li P, Li S, Dai X, Gao S, Song Z, Jiang Q. Ring-Opening Polymerization of Cyclohexene Oxide and Cycloaddition with CO 2 Catalyzed by Amine Triphenolate Iron(III) Complexes. Molecules 2024; 29:2139. [PMID: 38731630 PMCID: PMC11085797 DOI: 10.3390/molecules29092139] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 04/17/2024] [Revised: 04/29/2024] [Accepted: 05/01/2024] [Indexed: 05/13/2024] Open
Abstract
A series of novel amine triphenolate iron complexes were synthesized and characterized using UV, IR, elemental analysis, and high-resolution mass spectrometry. These complexes were applied to the ring-opening polymerization (ROP) of cyclohexene oxide (CHO), demonstrating excellent activity (TOF > 11050 h-1) in the absence of a co-catalyst. In addition, complex C1 maintained the dimer in the presence of the reaction substrate CHO, catalyzing the ring-opening polymerization of CHO to PCHO through bimetallic synergy. Furthermore, a two-component system consisting of iron complexes and TBAB displayed the ability to catalyze the reaction of CHO with CO2, resulting in the formation of cis-cyclic carbonate with high selectivity. Complex C4 exhibited the highest catalytic activity, achieving 80% conversion of CHO at a CHO/C4/TBAB molar ratio of 2000/1/8 and a CO2 pressure of 3 MPa for 16 h at 100 °C, while maintaining >99% selectivity of cis-cyclic carbonates, which demonstrated good conversion and selectivity.
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Affiliation(s)
- Peng Li
- State Key Laboratory of Heavy Oil Processing, College of Science, China University of Petroleum, Beijing 102249, China; (P.L.); (S.L.); (X.D.)
| | - Sixuan Li
- State Key Laboratory of Heavy Oil Processing, College of Science, China University of Petroleum, Beijing 102249, China; (P.L.); (S.L.); (X.D.)
| | - Xin Dai
- State Key Laboratory of Heavy Oil Processing, College of Science, China University of Petroleum, Beijing 102249, China; (P.L.); (S.L.); (X.D.)
| | - Shifeng Gao
- CNPC Engineering Technology R&D Company Ltd., Beijing 102206, China;
| | - Zhaozheng Song
- State Key Laboratory of Heavy Oil Processing, College of Science, China University of Petroleum, Beijing 102249, China; (P.L.); (S.L.); (X.D.)
| | - Qingzhe Jiang
- State Key Laboratory of Heavy Oil Processing, College of Science, China University of Petroleum, Beijing 102249, China; (P.L.); (S.L.); (X.D.)
- School of International Trade and Economics, University of International Business and Economics, Beijing 100029, China
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2
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Chen Y, Li B, Wang Y, Zhu X, Yuan D, Yao Y. Synthesis of Mono- and Dinuclear Aluminum Complexes Bearing Aromatic Amino-Phenolato Ligands: A Comparative Study in the Ring-Opening Polymerization of Cyclohexene Oxide. Inorg Chem 2023; 62:21247-21256. [PMID: 38053396 DOI: 10.1021/acs.inorgchem.3c03318] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/07/2023]
Abstract
Dinuclear aluminum methyl complexes bearing aromatic diamine-bridged tetra(phenolato) ligands and the mononuclear aluminum methyl complex with the phenylamine-bridged bis(phenolato) ligand have been synthesized and characterized. Structure determination revealed that the Al-Al distances in these dinuclear aluminum complexes are tunable by the choice of the suitable aromatic backbone of the diamine-bridged tetra(phenolato) ligands. The catalytic behaviors of these mono- and dinuclear aluminum complexes for cyclohexene oxide (CHO) polymerization were investigated. The activities of these dinuclear Al complexes were observed to increase with the decrease of Al-Al distances, and the dinuclear Al complexes appeared to have better catalytic activity than the mononuclear Al complex, even if the Al-Al distance is as long as 9.401 Å. Dinuclear aluminum complex 2, with the shortest Al-Al distance (7.236 Å), showed the highest activity toward CHO polymerization with TOFs up to 6460 h-1 in neat CHO at 30 °C. Furthermore, comparative kinetic studies revealed that the polymerization is first-order for CHO concentration, and the reaction orders for initiator concentration are different for the mono- and dinuclear Al complexes. The polymerization mechanism study revealed that both the methyl and phenolate groups were involved in the initiation process.
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Affiliation(s)
- Yongjie Chen
- Key Laboratory of Organic Synthesis of Jiangsu Province, College of Chemistry, Chemical Engineering and Materials Science, Dushu Lake Campus, Soochow University, Suzhou 215123, People's Republic of China
| | - Baoxia Li
- Key Laboratory of Organic Synthesis of Jiangsu Province, College of Chemistry, Chemical Engineering and Materials Science, Dushu Lake Campus, Soochow University, Suzhou 215123, People's Republic of China
| | - Yaorong Wang
- Key Laboratory of Organic Synthesis of Jiangsu Province, College of Chemistry, Chemical Engineering and Materials Science, Dushu Lake Campus, Soochow University, Suzhou 215123, People's Republic of China
| | - Xuehua Zhu
- School of Chemistry and Life Science, Suzhou University of Science and Technology, Suzhou 215009, People's Republic of China
| | - Dan Yuan
- Key Laboratory of Organic Synthesis of Jiangsu Province, College of Chemistry, Chemical Engineering and Materials Science, Dushu Lake Campus, Soochow University, Suzhou 215123, People's Republic of China
| | - Yingming Yao
- Key Laboratory of Organic Synthesis of Jiangsu Province, College of Chemistry, Chemical Engineering and Materials Science, Dushu Lake Campus, Soochow University, Suzhou 215123, People's Republic of China
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4
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Abstract
The number of rare earth (RE) starting materials used in synthesis is staggering, ranging from simple binary metal-halide salts to borohydrides and "designer reagents" such as alkyl and organoaluminate complexes. This review collates the most important starting materials used in RE synthetic chemistry, including essential information on their preparations and uses in modern synthetic methodologies. The review is divided by starting material category and supporting ligands (i.e., metals as synthetic precursors, halides, borohydrides, nitrogen donors, oxygen donors, triflates, and organometallic reagents), and in each section relevant synthetic methodologies and applications are discussed.
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Affiliation(s)
- Fabrizio Ortu
- School of Chemistry, University of Leicester, LE1 7RH Leicester, U.K.
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5
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Chen C, Gnanou Y, Feng X. Borinane-based organoboron catalysts for alternating copolymerization of CO 2 with cyclic ethers: improved productivity and facile recovery. Polym Chem 2022. [DOI: 10.1039/d2py01161a] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/23/2022]
Abstract
Organoboron catalysts including an ammonium salt separated by a few carbon–carbon bonds to a boron center were designed and synthesized. Borinane-based organoboron catalysts exhibited highest activity for the copolymerization of CO2 and epoxides.
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Affiliation(s)
- Chao Chen
- Physical Sciences and Engineering Division, King Abdullah University of Science and Technology (KAUST), Thuwal 23955, Saudi Arabia
| | - Yves Gnanou
- Physical Sciences and Engineering Division, King Abdullah University of Science and Technology (KAUST), Thuwal 23955, Saudi Arabia
| | - Xiaoshuang Feng
- Physical Sciences and Engineering Division, King Abdullah University of Science and Technology (KAUST), Thuwal 23955, Saudi Arabia
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6
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Plajer AJ, Williams CK. Heterotrinuclear Ring Opening Copolymerization Catalysis: Structure–activity Relationships. ACS Catal 2021. [DOI: 10.1021/acscatal.1c04449] [Citation(s) in RCA: 6] [Impact Index Per Article: 2.0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/18/2022]
Affiliation(s)
- Alex J. Plajer
- Chemistry Research Laboratory, University of Oxford, 12 Mansfield Road, Oxford OX1 3TA, United Kingdom
| | - Charlotte K. Williams
- Chemistry Research Laboratory, University of Oxford, 12 Mansfield Road, Oxford OX1 3TA, United Kingdom
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7
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Kumar S, Dholakiya BZ, Jangir R. Role of organometallic complexes in olefin polymerization: a review report. J Organomet Chem 2021. [DOI: 10.1016/j.jorganchem.2021.122066] [Citation(s) in RCA: 4] [Impact Index Per Article: 1.3] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 10/20/2022]
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8
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Yao Q, Chen Y, Wang Y, Yuan D, You H, Yao Y. Alternating copolymerization of CO2 and cyclohexene oxide initiated by rare-earth metal complexes stabilized by o-phenylenediamine-bridged tris(phenolate) ligand. J RARE EARTH 2021. [DOI: 10.1016/j.jre.2021.07.007] [Citation(s) in RCA: 3] [Impact Index Per Article: 1.0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/17/2022]
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9
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Xing T, Wang Z, Sun Y, He Z, Wang K, Liu Z, Elsegood MRJ, Bedwell EV, Redshaw C. Co‐polymerization of propylene oxide and
CO
2
using early transition metal (groups
IV
and V) metallocalix[
n
]arenes (n = 4, 6, 8). J Appl Polym Sci 2021. [DOI: 10.1002/app.50513] [Citation(s) in RCA: 4] [Impact Index Per Article: 1.3] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/10/2022]
Affiliation(s)
- Tian Xing
- Plastics Collaboratory, Department of Chemistry University of Hull Hull UK
| | - Zhong‐Yu Wang
- College of Chemistry and Chemical Engineering Shaanxi University of Science & Technology Xi'an China
| | - Yong‐Chang Sun
- College of Chemistry and Chemical Engineering Shaanxi University of Science & Technology Xi'an China
| | - Zhen‐Hong He
- College of Chemistry and Chemical Engineering Shaanxi University of Science & Technology Xi'an China
| | - Kuan Wang
- College of Chemistry and Chemical Engineering Shaanxi University of Science & Technology Xi'an China
| | - Zhao‐Tie Liu
- College of Chemistry and Chemical Engineering Shaanxi University of Science & Technology Xi'an China
- School of Chemistry & Chemical Engineering Shaanxi Normal University Xi'an China
| | | | | | - Carl Redshaw
- Plastics Collaboratory, Department of Chemistry University of Hull Hull UK
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la Cruz-Martínez FD, Sarasa Buchaca MMD, Fernández-Baeza J, Sánchez-Barba LF, Rodríguez AM, Alonso-Moreno C, Castro-Osma JA, Lara-Sánchez A. Heteroscorpionate Rare-Earth Catalysts for the Low-Pressure Coupling Reaction of CO 2 and Cyclohexene Oxide. Organometallics 2021. [DOI: 10.1021/acs.organomet.1c00164] [Citation(s) in RCA: 4] [Impact Index Per Article: 1.3] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/09/2023]
Affiliation(s)
- Felipe de la Cruz-Martínez
- Universidad de Castilla-La Mancha, Departamento de Química Inorgánica, Orgánica y Bioquímica-Centro de Innovación en Química Avanzada (ORFEO-CINQA), Facultad de Ciencias y Tecnologías Químicas, 13071 Ciudad Real, Spain
| | - Marc Martínez de Sarasa Buchaca
- Universidad de Castilla-La Mancha, Departamento de Química Inorgánica, Orgánica y Bioquímica-Centro de Innovación en Química Avanzada (ORFEO-CINQA), Facultad de Ciencias y Tecnologías Químicas, 13071 Ciudad Real, Spain
| | - Juan Fernández-Baeza
- Universidad de Castilla-La Mancha, Departamento de Química Inorgánica, Orgánica y Bioquímica-Centro de Innovación en Química Avanzada (ORFEO-CINQA), Facultad de Ciencias y Tecnologías Químicas, 13071 Ciudad Real, Spain
| | - Luis F. Sánchez-Barba
- Universidad Rey Juan Carlos, Departamento de Biología y Geología, Física y Química Inorgánica, 28933 Móstoles, Spain
| | - Ana M. Rodríguez
- Universidad de Castilla-La Mancha, Departamento de Química Inorgánica, Orgánica y Bioquímica-Centro de Innovación en Química Avanzada (ORFEO-CINQA), Facultad de Ciencias y Tecnologías Químicas, 13071 Ciudad Real, Spain
| | - Carlos Alonso-Moreno
- Universidad de Castilla-La Mancha, Departamento de Química Inorgánica, Orgánica y Bioquímica-Centro de Innovación en Química Avanzada (ORFEO-CINQA), Facultad de Farmacia, 02071 Albacete, Spain
| | - José A. Castro-Osma
- Universidad de Castilla-La Mancha, Departamento de Química Inorgánica, Orgánica y Bioquímica-Centro de Innovación en Química Avanzada (ORFEO-CINQA), Facultad de Farmacia, 02071 Albacete, Spain
| | - Agustín Lara-Sánchez
- Universidad de Castilla-La Mancha, Departamento de Química Inorgánica, Orgánica y Bioquímica-Centro de Innovación en Química Avanzada (ORFEO-CINQA), Facultad de Ciencias y Tecnologías Químicas, 13071 Ciudad Real, Spain
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11
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Bayer U, Jenner A, Riedmaier J, Maichle-Mössmer C, Anwander R. Effect of Substituents of Cerium Pyrazolates and Pyrrolates on Carbon Dioxide Activation. Molecules 2021; 26:molecules26071957. [PMID: 33807172 PMCID: PMC8037029 DOI: 10.3390/molecules26071957] [Citation(s) in RCA: 1] [Impact Index Per Article: 0.3] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 03/12/2021] [Revised: 03/22/2021] [Accepted: 03/24/2021] [Indexed: 02/05/2023] Open
Abstract
Homoleptic ceric pyrazolates (pz) Ce(RR’pz)4 (R = R’ = tBu; R = R’ = Ph; R = tBu, R’ = Me) were synthesized by the protonolysis reaction of Ce[N(SiHMe2)2]4 with the corresponding pyrazole derivative. The resulting complexes were investigated in their reactivity toward CO2, revealing a significant influence of the bulkiness of the substituents on the pyrazolato ligands. The efficiency of the CO2 insertion was found to increase in the order of tBu2pz < Ph2pz < tBuMepz < Me2pz. For comparison, the pyrrole-based ate complexes [Ce2(pyr)6(µ-pyr)2(thf)2][Li(thf)4]2 (pyr = pyrrolato) and [Ce(cbz)4(thf)2][Li(thf)4] (cbz = carbazolato) were obtained via protonolysis of the cerous ate complex Ce[N(SiHMe2)2]4Li(thf) with pyrrole and carbazole, respectively. Treatment of the pyrrolate/carbazolate complexes with CO2 seemed promising, but any reversibility could not be observed.
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12
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Gray SJ, Brown K, Lam FYT, Garden JA, Arnold PL. Dinuclear Ce(IV) Aryloxides: Highly Active Catalysts for Anhydride/Epoxide Ring-Opening Copolymerization. Organometallics 2021. [DOI: 10.1021/acs.organomet.1c00055] [Citation(s) in RCA: 5] [Impact Index Per Article: 1.7] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/14/2023]
Affiliation(s)
- Steven J. Gray
- EaStCHEM School of Chemistry, The University of Edinburgh, Joseph Black Building, David Brewster Road, Edinburgh EH9 3FJ, U.K
| | - Karen Brown
- EaStCHEM School of Chemistry, The University of Edinburgh, Joseph Black Building, David Brewster Road, Edinburgh EH9 3FJ, U.K
| | - Francis Y. T. Lam
- EaStCHEM School of Chemistry, The University of Edinburgh, Joseph Black Building, David Brewster Road, Edinburgh EH9 3FJ, U.K
| | - Jennifer A. Garden
- EaStCHEM School of Chemistry, The University of Edinburgh, Joseph Black Building, David Brewster Road, Edinburgh EH9 3FJ, U.K
| | - Polly L. Arnold
- EaStCHEM School of Chemistry, The University of Edinburgh, Joseph Black Building, David Brewster Road, Edinburgh EH9 3FJ, U.K
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13
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Qu L, Roisnel T, Cordier M, Yuan D, Yao Y, Zhao B, Kirillov E. Rare-Earth Metal Complexes Supported by Polydentate Phenoxy-Type Ligand Platforms: C-H Activation Reactivity and CO 2/Epoxide Copolymerization Catalysis. Inorg Chem 2020; 59:16976-16987. [PMID: 33185443 DOI: 10.1021/acs.inorgchem.0c02112] [Citation(s) in RCA: 7] [Impact Index Per Article: 1.8] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/29/2022]
Abstract
Mono- and dinuclear group 3 metal complexes incorporating polydentate bis(imino)phenoxy {N2O}- and bis(amido)phenoxy {N2O}3- ligands were synthesized by alkane elimination reactions from the tris(alkyl) M(CH2SiMe3)3(THF)2 and M(CH2C6H4-o-NMe2)3 (M = Sc, Y) precursors. Complex 1a-Y was used for the selective C-H activation of 2-phenylpyridine at the 2'-phenyl position affording the corresponding bis(aryl) product 3a-Y, which was found to be reacted reluctantly with weak electrophiles (styrene, imines, hydrosilanes). The mechanism of formation of 3a-Y was established by DFT calculations, which also corroborated high stability of the complex toward insertion of styrene, apparently stemming from the inability to form the corresponding adduct. Copolymerization of cyclohexene oxide and CO2 promoted by 1a-Y (0.1-0.5 mol %) was demonstrated to proceed under mild conditions (toluene, 70 °C, PCO2 = 12 bar) giving polycarbonates with high efficiency (maximal TON of 460) and selectivity (97-99% of carbonate units).
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Affiliation(s)
- Liye Qu
- Key Laboratory of Organic Synthesis of Jiangsu Province, College of Chemistry, Chemical Engineering and Materials Science, Dushu Lake Campus, Soochow University, Suzhou 215123, People's Republic of China.,Universite Rennes, CNRS, ISCR (Institut des Sciences Chimiques de Rennes), UMR 6226, F-35700 Rennes, France
| | - Thierry Roisnel
- Centre de Crystallographie, Universite Rennes, CNRS, ISCR (Institut des Sciences Chimiques de Rennes), UMR 6226, F-35700 Rennes, France
| | - Marie Cordier
- Centre de Crystallographie, Universite Rennes, CNRS, ISCR (Institut des Sciences Chimiques de Rennes), UMR 6226, F-35700 Rennes, France
| | - Dan Yuan
- Key Laboratory of Organic Synthesis of Jiangsu Province, College of Chemistry, Chemical Engineering and Materials Science, Dushu Lake Campus, Soochow University, Suzhou 215123, People's Republic of China
| | - Yingming Yao
- Key Laboratory of Organic Synthesis of Jiangsu Province, College of Chemistry, Chemical Engineering and Materials Science, Dushu Lake Campus, Soochow University, Suzhou 215123, People's Republic of China
| | - Bei Zhao
- Key Laboratory of Organic Synthesis of Jiangsu Province, College of Chemistry, Chemical Engineering and Materials Science, Dushu Lake Campus, Soochow University, Suzhou 215123, People's Republic of China
| | - Evgueni Kirillov
- Universite Rennes, CNRS, ISCR (Institut des Sciences Chimiques de Rennes), UMR 6226, F-35700 Rennes, France
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14
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Yang GW, Zhang YY, Xie R, Wu GP. Scalable Bifunctional Organoboron Catalysts for Copolymerization of CO2 and Epoxides with Unprecedented Efficiency. J Am Chem Soc 2020; 142:12245-12255. [DOI: 10.1021/jacs.0c03651] [Citation(s) in RCA: 81] [Impact Index Per Article: 20.3] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/08/2023]
Affiliation(s)
- Guan-Wen Yang
- MOE Laboratory of Macromolecular Synthesis and Functionalization, Adsorption and Separation Materials and Technologies of Zhejiang Province, Department of Polymer Science and Engineering, Zhejiang University, Hangzhou 310027, China
| | - Yao-Yao Zhang
- MOE Laboratory of Macromolecular Synthesis and Functionalization, Adsorption and Separation Materials and Technologies of Zhejiang Province, Department of Polymer Science and Engineering, Zhejiang University, Hangzhou 310027, China
| | - Rui Xie
- MOE Laboratory of Macromolecular Synthesis and Functionalization, Adsorption and Separation Materials and Technologies of Zhejiang Province, Department of Polymer Science and Engineering, Zhejiang University, Hangzhou 310027, China
| | - Guang-Peng Wu
- MOE Laboratory of Macromolecular Synthesis and Functionalization, Adsorption and Separation Materials and Technologies of Zhejiang Province, Department of Polymer Science and Engineering, Zhejiang University, Hangzhou 310027, China
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15
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Asaba H, Iwasaki T, Hatazawa M, Deng J, Nagae H, Mashima K, Nozaki K. Alternating Copolymerization of CO2 and Cyclohexene Oxide Catalyzed by Cobalt–Lanthanide Mixed Multinuclear Complexes. Inorg Chem 2020; 59:7928-7933. [DOI: 10.1021/acs.inorgchem.0c01156] [Citation(s) in RCA: 27] [Impact Index Per Article: 6.8] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/18/2022]
Affiliation(s)
- Hiroki Asaba
- Department of Chemistry and Biotechnology, Graduate School of Engineering, The University of Tokyo, 7-3-1 Hongo, Bunkyo-ku, Tokyo 113-8656, Japan
| | - Takanori Iwasaki
- Department of Chemistry and Biotechnology, Graduate School of Engineering, The University of Tokyo, 7-3-1 Hongo, Bunkyo-ku, Tokyo 113-8656, Japan
| | - Masahiro Hatazawa
- Department of Chemistry and Biotechnology, Graduate School of Engineering, The University of Tokyo, 7-3-1 Hongo, Bunkyo-ku, Tokyo 113-8656, Japan
| | - Jingyuan Deng
- Department of Chemistry and Biotechnology, Graduate School of Engineering, The University of Tokyo, 7-3-1 Hongo, Bunkyo-ku, Tokyo 113-8656, Japan
| | - Haruki Nagae
- Department of Chemistry, Graduate School of Engineering Science, Osaka University, Toyonaka, Osaka 560-8531, Japan
| | - Kazushi Mashima
- Department of Chemistry, Graduate School of Engineering Science, Osaka University, Toyonaka, Osaka 560-8531, Japan
| | - Kyoko Nozaki
- Department of Chemistry and Biotechnology, Graduate School of Engineering, The University of Tokyo, 7-3-1 Hongo, Bunkyo-ku, Tokyo 113-8656, Japan
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Bayer U, Werner D, Maichle‐Mössmer C, Anwander R. Effective and Reversible Carbon Dioxide Insertion into Cerium Pyrazolates. Angew Chem Int Ed Engl 2020; 59:5830-5836. [PMID: 31916355 PMCID: PMC7155069 DOI: 10.1002/anie.201916483] [Citation(s) in RCA: 28] [Impact Index Per Article: 7.0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 12/23/2019] [Indexed: 12/18/2022]
Abstract
The homoleptic pyrazolate complexes [CeIII 4 (Me2 pz)12 ] and [CeIV (Me2 pz)4 ]2 quantitatively insert CO2 to give [CeIII 4 (Me2 pz⋅CO2 )12 ] and [CeIV (Me2 pz⋅CO2 )4 ], respectively (Me2 pz=3,5-dimethylpyrazolato). This process is reversible for both complexes, as observed by in situ IR and NMR spectroscopy in solution and by TGA in the solid state. By adjusting the molar ratio, one molecule of CO2 per [CeIV (Me2 pz)4 ] complex could be inserted to give trimetallic [Ce3 (Me2 pz)9 (Me2 pz⋅CO2 )3 (thf)]. Both the cerous and ceric insertion products catalyze the formation of cyclic carbonates from epoxides and CO2 under mild conditions. In the absence of epoxide, the ceric catalyst is prone to reduction by the co-catalyst tetra-n-butylammonium bromide (TBAB).
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Affiliation(s)
- Uwe Bayer
- Institut für Anorganische ChemieEberhard Karls Universität TübingenAuf der Morgenstelle 1872076TübingenGermany
| | - Daniel Werner
- Institut für Anorganische ChemieEberhard Karls Universität TübingenAuf der Morgenstelle 1872076TübingenGermany
| | - Cäcilia Maichle‐Mössmer
- Institut für Anorganische ChemieEberhard Karls Universität TübingenAuf der Morgenstelle 1872076TübingenGermany
| | - Reiner Anwander
- Institut für Anorganische ChemieEberhard Karls Universität TübingenAuf der Morgenstelle 1872076TübingenGermany
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17
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Mandal M. Group 4 complexes as catalysts for the transformation of CO2 into polycarbonates and cyclic carbonates. J Organomet Chem 2020. [DOI: 10.1016/j.jorganchem.2019.121067] [Citation(s) in RCA: 19] [Impact Index Per Article: 4.8] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/25/2022]
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18
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Bayer U, Werner D, Maichle‐Mössmer C, Anwander R. Effective and Reversible Carbon Dioxide Insertion into Cerium Pyrazolates. Angew Chem Int Ed Engl 2020. [DOI: 10.1002/ange.201916483] [Citation(s) in RCA: 6] [Impact Index Per Article: 1.5] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/06/2022]
Affiliation(s)
- Uwe Bayer
- Institut für Anorganische Chemie Eberhard Karls Universität Tübingen Auf der Morgenstelle 18 72076 Tübingen Germany
| | - Daniel Werner
- Institut für Anorganische Chemie Eberhard Karls Universität Tübingen Auf der Morgenstelle 18 72076 Tübingen Germany
| | - Cäcilia Maichle‐Mössmer
- Institut für Anorganische Chemie Eberhard Karls Universität Tübingen Auf der Morgenstelle 18 72076 Tübingen Germany
| | - Reiner Anwander
- Institut für Anorganische Chemie Eberhard Karls Universität Tübingen Auf der Morgenstelle 18 72076 Tübingen Germany
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19
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Bayer U, Anwander R. Carbonyl group and carbon dioxide activation by rare-earth-metal complexes. Dalton Trans 2020; 49:17472-17493. [PMID: 33232414 DOI: 10.1039/d0dt03578e] [Citation(s) in RCA: 12] [Impact Index Per Article: 3.0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/17/2022]
Abstract
The rare-earth elements (Ln = Sc, Y, La-Lu) are widely used in stoichiometric and catalytic carbonyl group transformations. Sufficient availability, non-toxicity, high oxophilicity, tunable ion size/Lewis acidity and enhanced ligand exchangeability have been major driving factors for their successful implementation. Routinely employed reagents for stoichiometric carbonyl group transformations are divalent ytterbium and samarium compounds (e.g., ketone reduction), bimetallic CeCl3/LiR (C-C coupling), or ceric ammonium nitrate CAN (cyclic ketone oxidation). Rare-earth-metal triflates, and in particular Sc(OTf)3, are prominent examples of Lewis acid catalysts for versatile use in organic synthesis (e.g., Aldol and Michael reactions). Moreover, Ln(ii) and Ln(iii) complexes efficiently catalyze the (co)polymerization of carbonyl group-containing monomers including lactones, lactides, acrylates, and carbon dioxide. Featuring the most notorious greenhouse gas, CO2 is currently assessed as a cheap, abundant, and non-toxic C1 building block. Ln(iii) complexes are not only capable of efficient CO2 capture via reversible insertion but also of CO2 activation for catalytic conversions (copolymerization/cycloaddition with epoxides). This perspective focuses on structurally elucidated Ln complexes resulting from ketone or carbonyl derivative activation/insertion as well as carbon dioxide insertion products. The respective compounds will be sorted by structural motifs and, if applicable, details on reactivity and feasibility of catalytic reactions are presented. The article is subdivided in three parts: (i) donor and insertion products of ketones and aldehydes, (ii) redox-enhanced activation of carbonyl derivatives, and (iii) CO2 insertion/redox products and homogeneous catalytic conversion.
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Affiliation(s)
- Uwe Bayer
- Institut für Anorganische Chemie, Eberhard Karls Universität Tübingen (EKUT), Auf der Morgenstelle 18, 72076 Tübingen, Germany.
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Wang Y, Cheng J. Half-sandwich scandium dibenzyl complexes bearing penta- or tetra-arylcyclopentadienyl ligands: synthesis, structure and syndiospecific styrene polymerization activity. NEW J CHEM 2020. [DOI: 10.1039/d0nj03852k] [Citation(s) in RCA: 6] [Impact Index Per Article: 1.5] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/28/2022]
Abstract
A series of half-sandwich scandium dibenzyl complexes has been synthesized via a reaction of KCp(Ar*)5 or KCpAr5 (Ar* = 3,5-tBu2–C6H3; Ar = 3,5-iPr2–C6H3) or KCp(Ar*)4H, KCpAr4H and KCpPh4H with the cationic scandium complex [Sc(p-CH2C6H4-Me)2(THF)x][BPh4].
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Affiliation(s)
- Yang Wang
- State Key Laboratory of Polymer Physics and Chemistry
- Changchun Institute of Applied Chemistry
- Chinese Academy of Sciences
- Changchun
- China
| | - Jianhua Cheng
- State Key Laboratory of Polymer Physics and Chemistry
- Changchun Institute of Applied Chemistry
- Chinese Academy of Sciences
- Changchun
- China
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21
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Wang M, Huang J, Xu Y, Han B, Duan Z. Phthalic anhydride promoted ring‐opening polymerization of cyclohexene oxide catalyzed by dinuclear chromium complex supported by piperazine‐bridged [ONSO] ligand. POLYM INT 2019. [DOI: 10.1002/pi.5874] [Citation(s) in RCA: 5] [Impact Index Per Article: 1.0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/09/2022]
Affiliation(s)
- Meige Wang
- Department of Applied Chemistry, School of Chemical Engineering and TechnologyHebei University of Technology Tianjin China
| | - Jie Huang
- Department of Applied Chemistry, School of Chemical Engineering and TechnologyHebei University of Technology Tianjin China
| | - Yunpeng Xu
- Department of Applied Chemistry, School of Chemical Engineering and TechnologyHebei University of Technology Tianjin China
| | - Bing Han
- Department of Applied Chemistry, School of Chemical Engineering and TechnologyHebei University of Technology Tianjin China
| | - Zhongyu Duan
- Department of Applied Chemistry, School of Chemical Engineering and TechnologyHebei University of Technology Tianjin China
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22
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Hua L, Li B, Han C, Gao P, Wang Y, Yuan D, Yao Y. Synthesis of Homo- and Heteronuclear Rare-Earth Metal Complexes Stabilized by Ethanolamine-Bridged Bis(phenolato) Ligands and Their Application in Catalyzing Reactions of CO2 and Epoxides. Inorg Chem 2019; 58:8775-8786. [DOI: 10.1021/acs.inorgchem.9b01169] [Citation(s) in RCA: 32] [Impact Index Per Article: 6.4] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 02/06/2023]
Affiliation(s)
- Linyan Hua
- Key Laboratory of Organic Synthesis of Jiangsu Province, College of Chemistry, Chemical Engineering and Materials Science, Dushu Lake Campus, Soochow University, Suzhou 215123, People’s Republic of China
| | - Baoxia Li
- Key Laboratory of Organic Synthesis of Jiangsu Province, College of Chemistry, Chemical Engineering and Materials Science, Dushu Lake Campus, Soochow University, Suzhou 215123, People’s Republic of China
| | - Cuiting Han
- Key Laboratory of Organic Synthesis of Jiangsu Province, College of Chemistry, Chemical Engineering and Materials Science, Dushu Lake Campus, Soochow University, Suzhou 215123, People’s Republic of China
| | - Pengfei Gao
- Key Laboratory of Organic Synthesis of Jiangsu Province, College of Chemistry, Chemical Engineering and Materials Science, Dushu Lake Campus, Soochow University, Suzhou 215123, People’s Republic of China
| | - Yaorong Wang
- Key Laboratory of Organic Synthesis of Jiangsu Province, College of Chemistry, Chemical Engineering and Materials Science, Dushu Lake Campus, Soochow University, Suzhou 215123, People’s Republic of China
| | - Dan Yuan
- Key Laboratory of Organic Synthesis of Jiangsu Province, College of Chemistry, Chemical Engineering and Materials Science, Dushu Lake Campus, Soochow University, Suzhou 215123, People’s Republic of China
| | - Yingming Yao
- Key Laboratory of Organic Synthesis of Jiangsu Province, College of Chemistry, Chemical Engineering and Materials Science, Dushu Lake Campus, Soochow University, Suzhou 215123, People’s Republic of China
- State Key Laboratory of Polymer Physics and Chemistry, Changchun Institute of Applied Chemistry, Chinese Academy of Sciences, Changchun 130022, People’s Republic of China
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23
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Su YC, Liu WL, Li CY, Ko BT. Air-stable di-nuclear yttrium complexes as versatile catalysts for lactide polymerization and copolymerization of epoxides with carbon dioxide or phthalic anhydride. POLYMER 2019. [DOI: 10.1016/j.polymer.2019.01.060] [Citation(s) in RCA: 10] [Impact Index Per Article: 2.0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/12/2023]
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24
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Nagae H, Aoki R, Akutagawa SN, Kleemann J, Tagawa R, Schindler T, Choi G, Spaniol TP, Tsurugi H, Okuda J, Mashima K. Lanthanoidkomplexe mit Trizink-Kronenether als Katalysatoren für die alternierende Copolymerisation von Epoxid und CO2
: eine durch Carboxylat-Anionen kontrollierte Telomerisierung. Angew Chem Int Ed Engl 2018. [DOI: 10.1002/ange.201709218] [Citation(s) in RCA: 13] [Impact Index Per Article: 2.2] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/10/2022]
Affiliation(s)
- Haruki Nagae
- Department of Chemistry; Graduate School of Engineering Science; Osaka University; Toyonaka Osaka 560-8531 Japan
| | - Ryota Aoki
- Department of Chemistry; Graduate School of Engineering Science; Osaka University; Toyonaka Osaka 560-8531 Japan
| | - Shin-nosuke Akutagawa
- Department of Chemistry; Graduate School of Engineering Science; Osaka University; Toyonaka Osaka 560-8531 Japan
| | - Julian Kleemann
- Institut für Anorganische Chemie; RWTH Aachen; Landoltweg 1 52062 Aachen Deutschland
| | - Risa Tagawa
- Department of Chemistry; Graduate School of Engineering Science; Osaka University; Toyonaka Osaka 560-8531 Japan
| | - Tobias Schindler
- Institut für Anorganische Chemie; RWTH Aachen; Landoltweg 1 52062 Aachen Deutschland
| | - Gyeongshin Choi
- Department of Chemistry; Graduate School of Engineering Science; Osaka University; Toyonaka Osaka 560-8531 Japan
| | - Thomas P. Spaniol
- Institut für Anorganische Chemie; RWTH Aachen; Landoltweg 1 52062 Aachen Deutschland
| | - Hayato Tsurugi
- Department of Chemistry; Graduate School of Engineering Science; Osaka University; Toyonaka Osaka 560-8531 Japan
| | - Jun Okuda
- Institut für Anorganische Chemie; RWTH Aachen; Landoltweg 1 52062 Aachen Deutschland
| | - Kazushi Mashima
- Department of Chemistry; Graduate School of Engineering Science; Osaka University; Toyonaka Osaka 560-8531 Japan
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25
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Nagae H, Aoki R, Akutagawa SN, Kleemann J, Tagawa R, Schindler T, Choi G, Spaniol TP, Tsurugi H, Okuda J, Mashima K. Lanthanide Complexes Supported by a Trizinc Crown Ether as Catalysts for Alternating Copolymerization of Epoxide and CO2
: Telomerization Controlled by Carboxylate Anions. Angew Chem Int Ed Engl 2018; 57:2492-2496. [DOI: 10.1002/anie.201709218] [Citation(s) in RCA: 73] [Impact Index Per Article: 12.2] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 09/11/2017] [Indexed: 11/09/2022]
Affiliation(s)
- Haruki Nagae
- Department of Chemistry; Graduate School of Engineering Science; Osaka University; Toyonaka Osaka 560-8531 Japan
| | - Ryota Aoki
- Department of Chemistry; Graduate School of Engineering Science; Osaka University; Toyonaka Osaka 560-8531 Japan
| | - Shin-nosuke Akutagawa
- Department of Chemistry; Graduate School of Engineering Science; Osaka University; Toyonaka Osaka 560-8531 Japan
| | - Julian Kleemann
- Institute of Inorganic Chemistry; RWTH Aachen University; Landoltweg 1 52062 Aachen Germany
| | - Risa Tagawa
- Department of Chemistry; Graduate School of Engineering Science; Osaka University; Toyonaka Osaka 560-8531 Japan
| | - Tobias Schindler
- Institute of Inorganic Chemistry; RWTH Aachen University; Landoltweg 1 52062 Aachen Germany
| | - Gyeongshin Choi
- Department of Chemistry; Graduate School of Engineering Science; Osaka University; Toyonaka Osaka 560-8531 Japan
| | - Thomas P. Spaniol
- Institute of Inorganic Chemistry; RWTH Aachen University; Landoltweg 1 52062 Aachen Germany
| | - Hayato Tsurugi
- Department of Chemistry; Graduate School of Engineering Science; Osaka University; Toyonaka Osaka 560-8531 Japan
| | - Jun Okuda
- Institute of Inorganic Chemistry; RWTH Aachen University; Landoltweg 1 52062 Aachen Germany
| | - Kazushi Mashima
- Department of Chemistry; Graduate School of Engineering Science; Osaka University; Toyonaka Osaka 560-8531 Japan
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26
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Trifonov AA, Lyubov DM. A quarter-century long story of bis(alkyl) rare-earth (III) complexes. Coord Chem Rev 2017. [DOI: 10.1016/j.ccr.2016.09.013] [Citation(s) in RCA: 76] [Impact Index Per Article: 10.9] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/27/2022]
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27
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Grice KA. Carbon dioxide reduction with homogenous early transition metal complexes: Opportunities and challenges for developing CO 2 catalysis. Coord Chem Rev 2017. [DOI: 10.1016/j.ccr.2017.01.007] [Citation(s) in RCA: 102] [Impact Index Per Article: 14.6] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/02/2023]
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28
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Kong F, Li M, Zhou X, Zhang L. Synthesis, structure and reactivity of guanidinate rare earth metal bis(o-aminobenzyl) complexes. RSC Adv 2017. [DOI: 10.1039/c7ra04524g] [Citation(s) in RCA: 11] [Impact Index Per Article: 1.6] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/19/2022] Open
Abstract
A series of guanidinate rare-earth dialkyl complexes were synthesized. Their reactivity towards small molecules has been disclosed.
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Affiliation(s)
- Feng Kong
- Department of Chemistry
- Fudan University
- Shanghai 200433
- China
| | - Meng Li
- Department of Chemistry
- Fudan University
- Shanghai 200433
- China
| | - Xigeng Zhou
- Department of Chemistry
- Fudan University
- Shanghai 200433
- China
| | - Lixin Zhang
- Department of Chemistry
- Fudan University
- Shanghai 200433
- China
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29
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Ho CH, Chuang HJ, Lin PH, Ko BT. Copolymerization of carbon dioxide with cyclohexene oxide catalyzed by bimetallic dysprosium complexes containing hydrazine-functionalized Schiff-base derivatives. ACTA ACUST UNITED AC 2016. [DOI: 10.1002/pola.28387] [Citation(s) in RCA: 18] [Impact Index Per Article: 2.3] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/10/2022]
Affiliation(s)
- Chia-Hsing Ho
- Department of Chemistry; National Chung Hsing University; Taichung 402 Taiwan
| | - Hui-Ju Chuang
- Department of Chemistry; National Chung Hsing University; Taichung 402 Taiwan
| | - Po-Heng Lin
- Department of Chemistry; National Chung Hsing University; Taichung 402 Taiwan
| | - Bao-Tsan Ko
- Department of Chemistry; National Chung Hsing University; Taichung 402 Taiwan
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30
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Abbina S, Chidara VK, Bian S, Ugrinov A, Du G. Synthesis of ChiralC2-Symmetric Bimetallic Zinc Complexes of Amido-Oxazolinates and Their Application in Copolymerization of CO2and Cyclohexene Oxide. ChemistrySelect 2016. [DOI: 10.1002/slct.201600581] [Citation(s) in RCA: 11] [Impact Index Per Article: 1.4] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/11/2022]
Affiliation(s)
- Srinivas Abbina
- Department of Chemistry; University of North Dakota; Address 151 Cornell Street Stop 9024 Grand Forks, ND 58202 USA
| | - Vamshi K. Chidara
- Department of Chemistry; University of North Dakota; Address 151 Cornell Street Stop 9024 Grand Forks, ND 58202 USA
| | - Shi Bian
- Department of Chemistry; University of North Dakota; Address 151 Cornell Street Stop 9024 Grand Forks, ND 58202 USA
| | - Angel Ugrinov
- Department of Chemistry and Biochemistry; North Dakota State University; 1231 Albrecht Blvd, Fargo, ND 58102 USA
| | - Guodong Du
- Department of Chemistry; University of North Dakota; Address 151 Cornell Street Stop 9024 Grand Forks, ND 58202 USA
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31
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Xu B, Wang P, Lv M, Yuan D, Yao Y. Transformation of Carbon Dioxide into Oxazolidinones and Cyclic Carbonates Catalyzed by Rare-Earth-Metal Phenolates. ChemCatChem 2016. [DOI: 10.1002/cctc.201600534] [Citation(s) in RCA: 41] [Impact Index Per Article: 5.1] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/07/2022]
Affiliation(s)
- Bin Xu
- Key Laboratory of Organic Synthesis of Jiangsu Province; College of Chemistry; Chemical Engineering and Materials Science, Dushu Lake Campus; Soochow University; Suzhou 215123 P.R. China
- Lhasa Normal College; Lhasa 850007 P.R. China
| | - Peng Wang
- Key Laboratory of Organic Synthesis of Jiangsu Province; College of Chemistry; Chemical Engineering and Materials Science, Dushu Lake Campus; Soochow University; Suzhou 215123 P.R. China
| | - Min Lv
- Key Laboratory of Organic Synthesis of Jiangsu Province; College of Chemistry; Chemical Engineering and Materials Science, Dushu Lake Campus; Soochow University; Suzhou 215123 P.R. China
| | - Dan Yuan
- Key Laboratory of Organic Synthesis of Jiangsu Province; College of Chemistry; Chemical Engineering and Materials Science, Dushu Lake Campus; Soochow University; Suzhou 215123 P.R. China
| | - Yingming Yao
- Key Laboratory of Organic Synthesis of Jiangsu Province; College of Chemistry; Chemical Engineering and Materials Science, Dushu Lake Campus; Soochow University; Suzhou 215123 P.R. China
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32
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Sudakar P, Sivanesan D, Yoon S. Copolymerization of Epichlorohydrin and CO
2
Using Zinc Glutarate: An Additional Application of ZnGA in Polycarbonate Synthesis. Macromol Rapid Commun 2016; 37:788-93. [DOI: 10.1002/marc.201500681] [Citation(s) in RCA: 30] [Impact Index Per Article: 3.8] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 11/19/2015] [Revised: 01/04/2016] [Indexed: 11/07/2022]
Affiliation(s)
- Padmanaban Sudakar
- Department of Bio & Nano Chemistry Kookmin University 861‐1 Jeongneung‐dong, Seongbuk‐gu Seoul 136‐702 Republic of Korea
| | | | - Sungho Yoon
- Department of Bio & Nano Chemistry Kookmin University 861‐1 Jeongneung‐dong, Seongbuk‐gu Seoul 136‐702 Republic of Korea
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33
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Isnard F, Lamberti M, Lettieri L, D'auria I, Press K, Troiano R, Mazzeo M. Bimetallic salen aluminum complexes: cooperation between reactive centers in the ring-opening polymerization of lactides and epoxides. Dalton Trans 2016; 45:16001-16010. [DOI: 10.1039/c6dt02592g] [Citation(s) in RCA: 45] [Impact Index Per Article: 5.6] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/21/2022]
Abstract
In dinuclear aluminum complexes, opportunely designed to have proximal coordinative pockets, the communication between the two reactive centers allows enhanced catalytic performances.
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Affiliation(s)
- Florence Isnard
- Department of Chemistry and Biology “A. Zambelli” University of Salerno
- I-84084
- 132 Fisciano
- Italy
| | - Marina Lamberti
- Department of Physics “E. Caianiello” University of Salerno
- I-84084
- 132 Fisciano
- Italy
| | - Luana Lettieri
- Department of Chemistry and Biology “A. Zambelli” University of Salerno
- I-84084
- 132 Fisciano
- Italy
| | - Ilaria D'auria
- Department of Chemistry and Biology “A. Zambelli” University of Salerno
- I-84084
- 132 Fisciano
- Italy
| | - Konstantin Press
- School of Chemistry
- Raymond and Beverly Sackler Faculty of Exact Sciences
- Tel Aviv University
- Ramat Aviv
- Tel Aviv 69978
| | - Rubina Troiano
- Department of Chemistry and Biology “A. Zambelli” University of Salerno
- I-84084
- 132 Fisciano
- Italy
| | - Mina Mazzeo
- Department of Chemistry and Biology “A. Zambelli” University of Salerno
- I-84084
- 132 Fisciano
- Italy
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34
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Decortes A, Haak RM, Martín C, Belmonte MM, Martin E, Benet-Buchholz J, Kleij AW. Copolymerization of CO2 and Cyclohexene Oxide Mediated by Yb(salen)-Based Complexes. Macromolecules 2015. [DOI: 10.1021/acs.macromol.5b01880] [Citation(s) in RCA: 46] [Impact Index Per Article: 5.1] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/26/2023]
Affiliation(s)
- Antonello Decortes
- Institute of Chemical
Research of Catalonia (ICIQ), The Barcelona Institute of Science and Technology, Av. Països Catalans 16, 43007 Tarragona, Spain
| | - Robert M. Haak
- Institute of Chemical
Research of Catalonia (ICIQ), The Barcelona Institute of Science and Technology, Av. Països Catalans 16, 43007 Tarragona, Spain
| | - Carmen Martín
- Institute of Chemical
Research of Catalonia (ICIQ), The Barcelona Institute of Science and Technology, Av. Països Catalans 16, 43007 Tarragona, Spain
| | - Marta Martínez Belmonte
- Institute of Chemical
Research of Catalonia (ICIQ), The Barcelona Institute of Science and Technology, Av. Països Catalans 16, 43007 Tarragona, Spain
| | - Eddy Martin
- Institute of Chemical
Research of Catalonia (ICIQ), The Barcelona Institute of Science and Technology, Av. Països Catalans 16, 43007 Tarragona, Spain
| | - Jordi Benet-Buchholz
- Institute of Chemical
Research of Catalonia (ICIQ), The Barcelona Institute of Science and Technology, Av. Països Catalans 16, 43007 Tarragona, Spain
| | - Arjan W. Kleij
- Institute of Chemical
Research of Catalonia (ICIQ), The Barcelona Institute of Science and Technology, Av. Països Catalans 16, 43007 Tarragona, Spain
- Catalan
Institute
of Research and Advanced Studies (ICREA), Pg. Lluís Companys 23, 08010 Barcelona, Spain
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35
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Arndt S, Kramer MU, Fegler W, Nakajima Y, Del Rosal I, Poteau R, Spaniol TP, Maron L, Okuda J. Yttrium Dihydride Cation [YH2(THF)2]+n: Aggregate Formation and Reaction with (NNNN)-Type Macrocycles. Organometallics 2015. [DOI: 10.1021/acs.organomet.5b00422] [Citation(s) in RCA: 14] [Impact Index Per Article: 1.6] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/30/2022]
Affiliation(s)
- Stefan Arndt
- Institute
of Inorganic Chemistry, RWTH Aachen University, Landoltweg 1, D-52056 Aachen, Germany
| | - Mathias U. Kramer
- Institute
of Inorganic Chemistry, RWTH Aachen University, Landoltweg 1, D-52056 Aachen, Germany
| | - Waldemar Fegler
- Institute
of Inorganic Chemistry, RWTH Aachen University, Landoltweg 1, D-52056 Aachen, Germany
| | - Yumiko Nakajima
- Institute
of Inorganic Chemistry, RWTH Aachen University, Landoltweg 1, D-52056 Aachen, Germany
| | - Iker Del Rosal
- Université de Toulouse, CNRS, INSA, UPS, UMR 5215,
LPCNO, 135 avenue de Rangueil, F-31077 Toulouse, France
| | - Romuald Poteau
- Université de Toulouse, CNRS, INSA, UPS, UMR 5215,
LPCNO, 135 avenue de Rangueil, F-31077 Toulouse, France
| | - Thomas P. Spaniol
- Institute
of Inorganic Chemistry, RWTH Aachen University, Landoltweg 1, D-52056 Aachen, Germany
| | - Laurent Maron
- Université de Toulouse, CNRS, INSA, UPS, UMR 5215,
LPCNO, 135 avenue de Rangueil, F-31077 Toulouse, France
| | - Jun Okuda
- Institute
of Inorganic Chemistry, RWTH Aachen University, Landoltweg 1, D-52056 Aachen, Germany
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36
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Hošt’álek Z, Mundil R, Císařová I, Trhlíková O, Grau E, Peruch F, Cramail H, Merna J. Salphen-Co(III) complexes catalyzed copolymerization of epoxides with CO2. POLYMER 2015. [DOI: 10.1016/j.polymer.2015.02.018] [Citation(s) in RCA: 16] [Impact Index Per Article: 1.8] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/16/2022]
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37
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Xu L, Wang YC, Wei J, Wang Y, Wang Z, Zhang WX, Xi Z. The first lutetacyclopentadienes: synthesis, structure, and diversified insertion/C-H activation reactivity. Chemistry 2015; 21:6686-9. [PMID: 25787267 DOI: 10.1002/chem.201500387] [Citation(s) in RCA: 34] [Impact Index Per Article: 3.8] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 01/30/2015] [Indexed: 01/03/2023]
Abstract
The first well-defined lutetacyclopentadienes are synthesised from pentamethylcyclopentadienyl lithium (Cp*Li), 1,4-dilithio-1,3-butadienes, and LuCl3. The lutetacyclopentadiene shows excellent reactivity towards some small molecules, such as pivalaldehyde, Se, carbon dioxide, and isonitrile to efficiently construct 3-, 5-, 7-, 8-, and 9-membered rare-earth metallacycles. Both monoinsertion and double-insertion of two Lu-Csp2 bonds are observed. Specially, the reaction between lutetacyclopentadiene and isonitrile afforded [3,5,5]-fused metallacycles. The distinguished reactivity can be attributed to the highly ionic character and the cooperative reactivity of two Lu-Csp2 bonds.
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Affiliation(s)
- Ling Xu
- Beijing National Laboratory for Molecular Sciences (BNLMS), Key Laboratory of Bioorganic Chemistry and Molecular Engineering of Ministry of Education, College of Chemistry, Peking University, Beijing 100871 (P. R. China)
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39
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Plommer H, Reim I, Kerton FM. Ring-opening polymerization of cyclohexene oxide using aluminum amine–phenolate complexes. Dalton Trans 2015; 44:12098-102. [DOI: 10.1039/c5dt00220f] [Citation(s) in RCA: 29] [Impact Index Per Article: 3.2] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/21/2022]
Abstract
Al(iii) catalysts at concentrations as low as 0.001% ring-open cyclohexene oxide to yield high molecular weight polyether with narrow dispersity.
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Affiliation(s)
- Hart Plommer
- Department of Chemistry
- Memorial University of Newfoundland
- St. John's
- Canada
| | - Immanuel Reim
- Department of Chemistry
- Memorial University of Newfoundland
- St. John's
- Canada
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40
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Zhang YY, Wei RJ, Zhang XH, Du BY, Fan ZQ. Efficient solvent-free alternating copolymerization of CO2
with 1, 2-epoxydodecane and terpolymerization with styrene oxide via heterogeneous catalysis. ACTA ACUST UNITED AC 2014. [DOI: 10.1002/pola.27497] [Citation(s) in RCA: 14] [Impact Index Per Article: 1.4] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/08/2022]
Affiliation(s)
- Ying-Ying Zhang
- MOE Key Laboratory of Macromolecular Synthesis and Functionalization; Department of Polymer Science and Engineering; Zhejiang University; Hangzhou 310027 China
| | - Ren-Jian Wei
- MOE Key Laboratory of Macromolecular Synthesis and Functionalization; Department of Polymer Science and Engineering; Zhejiang University; Hangzhou 310027 China
| | - Xing-Hong Zhang
- MOE Key Laboratory of Macromolecular Synthesis and Functionalization; Department of Polymer Science and Engineering; Zhejiang University; Hangzhou 310027 China
| | - Bin-Yang Du
- MOE Key Laboratory of Macromolecular Synthesis and Functionalization; Department of Polymer Science and Engineering; Zhejiang University; Hangzhou 310027 China
| | - Zhi-Qiang Fan
- MOE Key Laboratory of Macromolecular Synthesis and Functionalization; Department of Polymer Science and Engineering; Zhejiang University; Hangzhou 310027 China
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41
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Xu K, Chen JG, Kuan-Wang, Liu ZW, Jiang JQ, Liu ZT. Perfectly Alternating Copolymerization of Propylene Oxide and CO2over SalenCo/SalenCr Complexes. JOURNAL OF MACROMOLECULAR SCIENCE PART A-PURE AND APPLIED CHEMISTRY 2014. [DOI: 10.1080/10601325.2014.916181] [Citation(s) in RCA: 5] [Impact Index Per Article: 0.5] [Reference Citation Analysis] [Track Full Text] [Subscribe] [Scholar Register] [Indexed: 10/25/2022]
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42
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Olejník R, Padělková Z, Fridrichová A, Horáček M, Merna J, Růžička A. Structure and potential applications of amido lanthanide complexes chelated by bifunctional β-diketiminate ligand. J Organomet Chem 2014. [DOI: 10.1016/j.jorganchem.2014.02.007] [Citation(s) in RCA: 17] [Impact Index Per Article: 1.7] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/17/2022]
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43
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Abstract
This review describes the progress made over the last 45 years since the seminal paper by Inoue's group in Tokyo on the utilisation of CO2 as a component of a polymerising system. This approach, rapidly taken up by others, focused initially on the copolymerisation of CO2 with an epoxide to yield a polycarbonate of high molecular weight. The initial catalysts for this process were based on organozinc compounds; these were extended to zinc phenoxides and then a series of metal-centred compounds, particularly metal porphyrins where the central metal was aluminium, cobalt, chromium, copper, manganese and various lanthanides. Later work developed in the direction of producing stereoregular polymers. The most recent advance has concerned the copolymerisation of CO2 with butadiene via a lactone intermediate; the butadiene and CO2 are initially combined with a Pd-centred catalyst to give the lactone which is then subjected to radical polymerisation. The significance of this work is that it offers a way of utilising what is normally a waste and environmentally hazardous product of many processes to synthesise a useful product.
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44
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Hong J, Zhang L, Wang K, Chen Z, Wu L, Zhou X. Synthesis, Structural Characterization, and Reactivity of Mono(amidinate) Rare-Earth-Metal Bis(aminobenzyl) Complexes. Organometallics 2013. [DOI: 10.1021/om400787j] [Citation(s) in RCA: 44] [Impact Index Per Article: 4.0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/30/2022]
Affiliation(s)
- Jianquan Hong
- Department of Chemistry, Shanghai Key Laboratory
of Molecular Catalysis and Innovative Materials, Fudan University, Shanghai 200433, People’s Republic of China
- Department of Materials Science, Fudan University, Shanghai 200433, People’s Republic of China
| | - Lixin Zhang
- Department of Chemistry, Shanghai Key Laboratory
of Molecular Catalysis and Innovative Materials, Fudan University, Shanghai 200433, People’s Republic of China
| | - Kai Wang
- Department of Chemistry, Shanghai Key Laboratory
of Molecular Catalysis and Innovative Materials, Fudan University, Shanghai 200433, People’s Republic of China
| | - Zhenxia Chen
- Department of Chemistry, Shanghai Key Laboratory
of Molecular Catalysis and Innovative Materials, Fudan University, Shanghai 200433, People’s Republic of China
| | - Limin Wu
- Department of Materials Science, Fudan University, Shanghai 200433, People’s Republic of China
| | - Xigeng Zhou
- Department of Chemistry, Shanghai Key Laboratory
of Molecular Catalysis and Innovative Materials, Fudan University, Shanghai 200433, People’s Republic of China
- State Key Laboratory
of Organometallic Chemistry, Chinese Academy of Sciences, Shanghai 200032, People’s Republic of China
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45
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Selective production of poly(carbonate–co–ether) over cyclic carbonate for epichlorohydrin and CO2 copolymerization via heterogeneous catalysis of Zn–Co (III) double metal cyanide complex. POLYMER 2013. [DOI: 10.1016/j.polymer.2013.09.040] [Citation(s) in RCA: 24] [Impact Index Per Article: 2.2] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/20/2022]
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46
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Schädle C, Fischbach A, Herdtweck E, Törnroos KW, Anwander R. Reactivity of Yttrium Carboxylates Toward Alkylaluminum Hydrides. Chemistry 2013; 19:16334-41. [DOI: 10.1002/chem.201302944] [Citation(s) in RCA: 8] [Impact Index Per Article: 0.7] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 07/26/2013] [Indexed: 11/05/2022]
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47
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Martin D, Kleemann J, Abinet E, Spaniol TP, Maron L, Okuda J. Hydrido and Allyl/Hydrido Complexes of Early Lanthanides Supported by an NNNN‐Type Macrocyclic Ligand. Eur J Inorg Chem 2013. [DOI: 10.1002/ejic.201300167] [Citation(s) in RCA: 19] [Impact Index Per Article: 1.7] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/09/2022]
Affiliation(s)
- Daniel Martin
- Institute of Inorganic Chemistry, RWTH Aachen University, Landoltweg 1, 52074 Aachen, Germany, Fax: +49‐241‐80‐92644, http://www.ac.rwth‐aachen.de/extern/ak‐okuda/
| | - Julian Kleemann
- Institute of Inorganic Chemistry, RWTH Aachen University, Landoltweg 1, 52074 Aachen, Germany, Fax: +49‐241‐80‐92644, http://www.ac.rwth‐aachen.de/extern/ak‐okuda/
| | - Elise Abinet
- Institute of Inorganic Chemistry, RWTH Aachen University, Landoltweg 1, 52074 Aachen, Germany, Fax: +49‐241‐80‐92644, http://www.ac.rwth‐aachen.de/extern/ak‐okuda/
| | - Thomas P. Spaniol
- Institute of Inorganic Chemistry, RWTH Aachen University, Landoltweg 1, 52074 Aachen, Germany, Fax: +49‐241‐80‐92644, http://www.ac.rwth‐aachen.de/extern/ak‐okuda/
| | - Laurent Maron
- Université de Toulouse et CNRS, INSA, UPS, CNRS; UMR 5215 LPCNO, 135 avenue de Rangueil, 31077 Toulouse, France
| | - Jun Okuda
- Institute of Inorganic Chemistry, RWTH Aachen University, Landoltweg 1, 52074 Aachen, Germany, Fax: +49‐241‐80‐92644, http://www.ac.rwth‐aachen.de/extern/ak‐okuda/
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48
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Hong J, Zhang L, Wang K, Zhang Y, Weng L, Zhou X. Methylidene Rare-Earth-Metal Complex Mediated Transformations of CN, NN and NH Bonds: New Routes to Imido Rare-Earth-Metal Clusters. Chemistry 2013; 19:7865-73. [DOI: 10.1002/chem.201300440] [Citation(s) in RCA: 35] [Impact Index Per Article: 3.2] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 02/04/2013] [Indexed: 11/12/2022]
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49
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Hu S, Shima T, Luo Y, Hou Z. Tetranuclear Zirconium and Hafnium Polyhydride Complexes Composed of the “CpMH2” Units. Organometallics 2013. [DOI: 10.1021/om400012a] [Citation(s) in RCA: 16] [Impact Index Per Article: 1.5] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/28/2022]
Affiliation(s)
- Shaowei Hu
- Organometallic Chemistry Laboratory, RIKEN, 2-1 Hirosawa, Wako, Saitama 351-0198,
Japan
| | - Takanori Shima
- Organometallic Chemistry Laboratory, RIKEN, 2-1 Hirosawa, Wako, Saitama 351-0198,
Japan
| | - Yi Luo
- State Key Laboratory
of Fine
Chemicals and School of Pharmaceutical
Science and Technology, Dalian University of Technology, Dalian 116024, People’s Republic
of China
| | - Zhaomin Hou
- Organometallic Chemistry Laboratory, RIKEN, 2-1 Hirosawa, Wako, Saitama 351-0198,
Japan
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50
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Liu J, Ren WM, Liu Y, Lu XB. Kinetic Study on the Coupling of CO2 and Epoxides Catalyzed by Co(III) Complex with an Inter- or Intramolecular Nucleophilic Cocatalyst. Macromolecules 2013. [DOI: 10.1021/ma302580s] [Citation(s) in RCA: 67] [Impact Index Per Article: 6.1] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/18/2023]
Affiliation(s)
- Jie Liu
- State Key
Laboratory of Fine Chemicals, Dalian University of Technology, Dalian 116024, China
| | - Wei-Min Ren
- State Key
Laboratory of Fine Chemicals, Dalian University of Technology, Dalian 116024, China
| | - Ye Liu
- State Key
Laboratory of Fine Chemicals, Dalian University of Technology, Dalian 116024, China
| | - Xiao-Bing Lu
- State Key
Laboratory of Fine Chemicals, Dalian University of Technology, Dalian 116024, China
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