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Cheong M, Singh A. A Density Functional Study on Ethylene Trimerization and Tetramerization Using Real Sasol Cr-PNP Catalysts. Molecules 2023; 28:molecules28073101. [PMID: 37049864 PMCID: PMC10095999 DOI: 10.3390/molecules28073101] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 03/18/2023] [Revised: 03/28/2023] [Accepted: 03/28/2023] [Indexed: 04/03/2023] Open
Abstract
To gain molecular-level insight into the intricate features of the catalytic behavior of chromium–diphosphine complexes regarding ethylene tri- and tetramerizations, we performed density functional theory (DFT) calculations. The selective formation of 1-hexene and 1-octene by the tri- and tetramerizations of ethylene are generally accepted to follow the metallacycle mechanism. To explore the mechanism of ethylene tri- and tetramerizations, we used a real Sasol chromium complex with a nitrogen-bridged diphosphine ligand with ortho- and para-methoxyaryl substituents. We explore the trimerization mechanism for ethylene first and, later on for comparison, we extend the potential energy surfaces (PES) for the tetramerization of ethylene with both catalysts. The calculated results reveal that the formation of 1-hexene and 1-octene with the ortho-methoxyaryl and para-methoxyaryl Cr-PNP catalysts have nearly similar potential energy surfaces (PES). From the calculated results important insights are gained into the tri- and tetramerizations. The tetramerization of ethylene with the para-methoxyaryl Cr-PNP catalyst lowers the barrier height by ~2.6 kcal/mol compared to that of ethylene with the ortho-methoxyaryl Cr-PNP catalyst. The selectivity toward trimerization or tetramerization comes from whether the energy barrier for ethylene insertion to metallacycloheptane is higher than β-hydride transfer to make 1-hexene. The metallacycle mechanism with Cr (I)–Cr (III) intermediates is found to be the most favored, with the oxidative coupling of the two coordinated ethylenes to form chromacyclopentane being the rate-determining step.
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2
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Hopkins Leseberg JA, Henke WC, Douglas JT, Oliver AG, Sydora OL, Blakemore JD. Spectroscopic Interrogation of the Reduction of Model Chromium Precatalysts for Olefin Oligomerization. Organometallics 2022. [DOI: 10.1021/acs.organomet.2c00168] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/28/2022]
Affiliation(s)
- Julie A. Hopkins Leseberg
- Department of Chemistry, University of Kansas, 1567 Irving Hill Road, Lawrence, Kansas 66045, United States
| | - Wade C. Henke
- Department of Chemistry, University of Kansas, 1567 Irving Hill Road, Lawrence, Kansas 66045, United States
| | - Justin T. Douglas
- Nuclear Magnetic Resonance Laboratory, Molecular Structures Group, University of Kansas, 2034 Becker Drive, Lawrence, Kansas 66047, United States
| | - Allen G. Oliver
- Department of Chemistry and Biochemistry, University of Notre Dame, 149 Stepan Chemistry, Notre Dame, Indiana 46556, United States
| | - Orson L. Sydora
- Research & Technology, Chevron Phillips Chemical, Kingwood, Texas 77339, United States
| | - James D. Blakemore
- Department of Chemistry, University of Kansas, 1567 Irving Hill Road, Lawrence, Kansas 66045, United States
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3
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Gharajedaghi S, Mohamadnia Z, Ahmadi E, Marefat M, Pareras G, Simon S, Poater A, Bahri-Laleh N. Experimental and DFT study on titanium-based half-sandwich metallocene catalysts and their application for production of 1-hexene from ethylene. MOLECULAR CATALYSIS 2021. [DOI: 10.1016/j.mcat.2021.111636] [Citation(s) in RCA: 7] [Impact Index Per Article: 2.3] [Reference Citation Analysis] [Track Full Text] [Subscribe] [Scholar Register] [Indexed: 11/25/2022]
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4
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Synthesis of a Ni Complex Chelated by a [2.2]Paracyclophane-Functionalized Diimine Ligand and Its Catalytic Activity for Olefin Oligomerization. Molecules 2021; 26:molecules26092719. [PMID: 34063154 PMCID: PMC8124533 DOI: 10.3390/molecules26092719] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 04/15/2021] [Revised: 04/29/2021] [Accepted: 05/03/2021] [Indexed: 11/29/2022] Open
Abstract
A diimine ligand having two [2.2]paracyclophanyl substituents at the N atoms (L1) was prepared from the reaction of amino[2.2]paracyclophane with acenaphtenequinone. The ligand reacts with NiBr2(dme) (dme: 1,2-dimethoxyethane) to form the dibromonickel complex with (R,R) and (S,S) configuration, NiBr2(L1). The structure of the complex was confirmed by X-ray crystallography. NiBr2(L1) catalyzes oligomerization of ethylene in the presence of methylaluminoxane (MAO) co-catalyst at 10–50 °C to form a mixture of 1- and 2-butenes after 3 h. The reactions for 6 h and 8 h at 25 °C causes further increase of 2-butene formed via isomerization of 1-butene and formation of hexenes. Reaction of 1-hexene catalyzed by NiBr2(L1)–MAO produces 2-hexene via isomerization and C12 and C18 hydrocarbons via oligomerization. Consumption of 1-hexene of the reaction obeys first-order kinetics. The kinetic parameters were obtained to be ΔG‡ = 93.6 kJ mol−1, ΔH‡ = 63.0 kJ mol−1, and ΔS‡ = −112 J mol−1deg−1. NiBr2(L1) catalyzes co-dimerization of ethylene and 1-hexene to form C8 hydrocarbons with higher rate and selectivity than the tetramerization of ethylene.
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5
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Kwon DH, Maley SM, Stanley JC, Sydora OL, Bischof SM, Ess DH. Why Less Coordination Provides Higher Reactivity Chromium Phosphinoamidine Ethylene Trimerization Catalysts. ACS Catal 2020. [DOI: 10.1021/acscatal.0c02595] [Citation(s) in RCA: 13] [Impact Index Per Article: 3.3] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/29/2022]
Affiliation(s)
- Doo-Hyun Kwon
- Department of Chemistry and Biochemistry, Brigham Young University, Provo, Utah 84602 United States
| | - Steven M. Maley
- Department of Chemistry and Biochemistry, Brigham Young University, Provo, Utah 84602 United States
| | - Johnathan C. Stanley
- Department of Chemistry and Biochemistry, Brigham Young University, Provo, Utah 84602 United States
| | - Orson L. Sydora
- Research and Technology, Chevron Phillips Chemical Company LP, 1862 Kingwood Drive, Kingwood, Texas 77339 United States
| | - Steven M. Bischof
- Research and Technology, Chevron Phillips Chemical Company LP, 1862 Kingwood Drive, Kingwood, Texas 77339 United States
| | - Daniel H. Ess
- Department of Chemistry and Biochemistry, Brigham Young University, Provo, Utah 84602 United States
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6
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Gordon CP, Andersen RA, Copéret C. Metal Olefin Complexes: Revisiting the
Dewar
−
Chatt
−
Duncanson
Model and Deriving Reactivity Patterns from Carbon‐13 NMR Chemical Shift. Helv Chim Acta 2019. [DOI: 10.1002/hlca.201900151] [Citation(s) in RCA: 18] [Impact Index Per Article: 3.6] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/11/2022]
Affiliation(s)
- Christopher P. Gordon
- Department of Chemistry and Applied BiosciencesETH Zürich Vladimir-Prelog-Weg 1–5 CH-8093 Zürich Switzerland
| | - Richard A. Andersen
- Department of ChemistryUniversity of California Berkeley, California 94720 United States
| | - Christophe Copéret
- Department of Chemistry and Applied BiosciencesETH Zürich Vladimir-Prelog-Weg 1–5 CH-8093 Zürich Switzerland
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7
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Wang J, Sun Z, Li Q, Li X. Comparative study of 1:1 Lewis acid–base adducts between Cp2M(L)H (M = V, Nb, Ta; L = CO, C2H4, P(CH3)3) and BF3/AlF3. Theor Chem Acc 2019. [DOI: 10.1007/s00214-019-2493-3] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 10/26/2022]
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8
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Zhang L, Zhang B, Ma H. Ethylene-bridged Indenyl-fluorenyl Metallocene Complexes for Efficient Preparation of Allyl-terminated Propylene Oligomers and Polymers via Selective β-Methyl Transfer. CHINESE JOURNAL OF POLYMER SCIENCE 2019. [DOI: 10.1007/s10118-019-2224-1] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Track Full Text] [Subscribe] [Scholar Register] [Indexed: 11/28/2022]
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9
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Kuboki M, Nomura K. (Arylimido)niobium(V) Complexes Containing 2-Pyridylmethylanilido Ligand as Catalyst Precursors for Ethylene Dimerization That Proceeds via Cationic Nb(V) Species. Organometallics 2019. [DOI: 10.1021/acs.organomet.9b00017] [Citation(s) in RCA: 7] [Impact Index Per Article: 1.4] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/28/2022]
Affiliation(s)
- Masaharu Kuboki
- Department of Chemistry, Graduate School of Science, Tokyo Metropolitan University, 1-1 Minami Osawa, Hachioji, Tokyo 192-0397, Japan
| | - Kotohiro Nomura
- Department of Chemistry, Graduate School of Science, Tokyo Metropolitan University, 1-1 Minami Osawa, Hachioji, Tokyo 192-0397, Japan
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10
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Affiliation(s)
- Orson L. Sydora
- Research & Technology, Chevron Phillips Chemical Company LP, Kingwood, Texas 77339, United States
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11
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Azimnavahsi L, Mohamadnia Z. Optimization of ethylene trimerization using catalysts based on TiCl3
/half-sandwich ligands. Appl Organomet Chem 2018. [DOI: 10.1002/aoc.4666] [Citation(s) in RCA: 2] [Impact Index Per Article: 0.3] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/12/2022]
Affiliation(s)
- Leila Azimnavahsi
- Department of Chemistry; Institute for Advanced Studies in Basic Sciences (IASBS); Zanjan 45137-66731 Iran
| | - Zahra Mohamadnia
- Department of Chemistry; Institute for Advanced Studies in Basic Sciences (IASBS); Zanjan 45137-66731 Iran
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12
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Synthesis, APPI Mass-Spectrometric Characterization, and Polymerization Studies of Group 4 Dinuclear Bis(ansa-metallocene) Complexes. Catalysts 2018. [DOI: 10.3390/catal8110558] [Citation(s) in RCA: 5] [Impact Index Per Article: 0.8] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/16/2022] Open
Abstract
New ligand platforms of the type p- or m-Ph{-CR(3,6-tBu2Flu)(Cp)}2 (para-, R = Me (2a), H (2b); meta-, R = Me (2c)) were synthesized via nucleophilic addition of the 3,6-tBu2-fluorenyl-anion onto the parent phenylene-bridged difulvenes (1a–c). The corresponding discrete homodinuclear zirconium and hafnium bis(dichloro ansa-metallocene) complexes, Ph[{-CR(3,6-tBu2Flu)(Cp)}MCl2]2 (p-, R = Me (3a-Zr2, 3a-Hf2), R = H (3b-Zr2); m-, R = Me (3c-Zr2), were prepared by salt metathesis reactions. An attempt to generate in situ a heterodinuclear complex 3a-Zr-Hf was also undertaken. For the first time, Atmospheric Pressure PhotoIonization (APPI) mass-spectrometric data were obtained for all dinuclear compounds and found to be in excellent agreement with the simulated ones. Preliminary studies on the catalytic performances of these dinuclear complexes, upon activation with MAO, in ethylene homopolymerization and ethylene/1-hexene copolymerization revealed a few differences as compared to those of the monometallic analogues. In particular, slightly lower molecular weights and a greater formation of short methyl and ethyl branches were obtained with the dinuclear systems.
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13
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NMR chemical shift analysis decodes olefin oligo- and polymerization activity of d 0 group 4 metal complexes. Proc Natl Acad Sci U S A 2018; 115:E5867-E5876. [PMID: 29891699 DOI: 10.1073/pnas.1803382115] [Citation(s) in RCA: 35] [Impact Index Per Article: 5.8] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/18/2022] Open
Abstract
d0 metal-alkyl complexes (M = Ti, Zr, and Hf) show specific activity and selectivity in olefin polymerization and oligomerization depending on their ligand set and charge. Here, we show by a combined experimental and computational study that the 13C NMR chemical shift tensors of the α-carbon of metal alkyls that undergo olefin insertion signal the presence of partial alkylidene character in the metal-carbon bond, which facilitates this reaction. The alkylidene character is traced back to the π-donating interaction of a filled orbital on the alkyl group with an empty low-lying metal d-orbital of appropriate symmetry. This molecular orbital picture establishes a connection between olefin insertion into a metal-alkyl bond and olefin metathesis and a close link between the Cossee-Arlmann and Green-Rooney polymerization mechanisms. The 13C NMR chemical shifts, the α-H agostic interaction, and the low activation barrier of ethylene insertion are, therefore, the results of the same orbital interactions, thus establishing chemical shift tensors as a descriptor for olefin insertion.
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14
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Gunasekara T, Kim J, Preston A, Steelman DK, Medvedev GA, Delgass WN, Sydora OL, Caruthers JM, Abu-Omar MM. Mechanistic Insights into Chromium-Catalyzed Ethylene Trimerization. ACS Catal 2018. [DOI: 10.1021/acscatal.8b00468] [Citation(s) in RCA: 21] [Impact Index Per Article: 3.5] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/29/2022]
Affiliation(s)
- Thilina Gunasekara
- Department of Chemistry, Purdue University, 560 Oval Drive, West Lafayette, Indiana 47907, United States
- Department of Chemistry and Biochemistry, University of California, Santa Barbara, California 93106-9510, United States
| | - Jungsuk Kim
- Charles D. Davidson School of Chemical Engineering, Purdue University, Forney Hall of Chemical
Engineering, 480 Stadium Mall Drive, West Lafayette, Indiana 47907, United States
| | - Andrew Preston
- Department of Chemistry, Purdue University, 560 Oval Drive, West Lafayette, Indiana 47907, United States
- Department of Chemistry and Biochemistry, University of California, Santa Barbara, California 93106-9510, United States
| | - D. Keith Steelman
- Department of Chemistry, Purdue University, 560 Oval Drive, West Lafayette, Indiana 47907, United States
| | - Grigori A. Medvedev
- Charles D. Davidson School of Chemical Engineering, Purdue University, Forney Hall of Chemical
Engineering, 480 Stadium Mall Drive, West Lafayette, Indiana 47907, United States
| | - W. Nicholas Delgass
- Charles D. Davidson School of Chemical Engineering, Purdue University, Forney Hall of Chemical
Engineering, 480 Stadium Mall Drive, West Lafayette, Indiana 47907, United States
| | - Orson L. Sydora
- Research and Technology, Chevron Phillips Chemical LP, 1862 Kingwood Drive, Kingwood, Texas 77339, United States
| | - James M. Caruthers
- Charles D. Davidson School of Chemical Engineering, Purdue University, Forney Hall of Chemical
Engineering, 480 Stadium Mall Drive, West Lafayette, Indiana 47907, United States
| | - Mahdi M. Abu-Omar
- Department of Chemistry and Biochemistry, University of California, Santa Barbara, California 93106-9510, United States
- Department of Chemical Engineering, University of California, Santa Barbara, California 93106-9510, United States
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15
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Varga V, Pinkas J, Císařová I, Kubišta J, Horáček M, Mach K, Gyepes R. Chromocene-Cyclopentadienyltitanium Trichloride Ion Pairs and Their Rearrangement to Titanocene Chloride-Cyclopentadienylchromium Dichlorides - Ethylene Polymerization Tests. Eur J Inorg Chem 2018. [DOI: 10.1002/ejic.201800202] [Citation(s) in RCA: 4] [Impact Index Per Article: 0.7] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/18/2022]
Affiliation(s)
- Vojtech Varga
- J. Heyrovský Institute of Physical Chemistry; Academy of Sciences of the Czech Republic; v.v.i., Dolejškova 3 182 23 Prague 8 Czech Republic
| | - Jiří Pinkas
- J. Heyrovský Institute of Physical Chemistry; Academy of Sciences of the Czech Republic; v.v.i., Dolejškova 3 182 23 Prague 8 Czech Republic
| | - Ivana Císařová
- Department of Inorganic Chemistry; Charles University; Hlavova 2030 128 40 Prague 2 Czech Republic
| | - Jiří Kubišta
- J. Heyrovský Institute of Physical Chemistry; Academy of Sciences of the Czech Republic; v.v.i., Dolejškova 3 182 23 Prague 8 Czech Republic
| | - Michal Horáček
- J. Heyrovský Institute of Physical Chemistry; Academy of Sciences of the Czech Republic; v.v.i., Dolejškova 3 182 23 Prague 8 Czech Republic
| | - Karel Mach
- J. Heyrovský Institute of Physical Chemistry; Academy of Sciences of the Czech Republic; v.v.i., Dolejškova 3 182 23 Prague 8 Czech Republic
| | - Róbert Gyepes
- J. Heyrovský Institute of Physical Chemistry; Academy of Sciences of the Czech Republic; v.v.i., Dolejškova 3 182 23 Prague 8 Czech Republic
- Department of Inorganic Chemistry; Charles University; Hlavova 2030 128 40 Prague 2 Czech Republic
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16
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Copéret C, Allouche F, Chan KW, Conley MP, Delley MF, Fedorov A, Moroz IB, Mougel V, Pucino M, Searles K, Yamamoto K, Zhizhko PA. Bridging the Gap between Industrial and Well‐Defined Supported Catalysts. Angew Chem Int Ed Engl 2018; 57:6398-6440. [DOI: 10.1002/anie.201702387] [Citation(s) in RCA: 152] [Impact Index Per Article: 25.3] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 03/06/2017] [Indexed: 12/22/2022]
Affiliation(s)
- Christophe Copéret
- Department of Chemistry and Applied Biosciences, ETH Zürich Vladimir-Prelog-Weg 1–5 8093 Zürich Switzerland
| | - Florian Allouche
- Department of Chemistry and Applied Biosciences, ETH Zürich Vladimir-Prelog-Weg 1–5 8093 Zürich Switzerland
| | - Ka Wing Chan
- Department of Chemistry and Applied Biosciences, ETH Zürich Vladimir-Prelog-Weg 1–5 8093 Zürich Switzerland
| | - Matthew P. Conley
- Department of Chemistry and Applied Biosciences, ETH Zürich Vladimir-Prelog-Weg 1–5 8093 Zürich Switzerland
- Current address: Department of ChemistryUniversity of California, Riverside 501 Big Springs Road Riverside CA 92521 USA
| | - Murielle F. Delley
- Department of Chemistry and Applied Biosciences, ETH Zürich Vladimir-Prelog-Weg 1–5 8093 Zürich Switzerland
| | - Alexey Fedorov
- Department of Chemistry and Applied Biosciences, ETH Zürich Vladimir-Prelog-Weg 1–5 8093 Zürich Switzerland
| | - Ilia B. Moroz
- Department of Chemistry and Applied Biosciences, ETH Zürich Vladimir-Prelog-Weg 1–5 8093 Zürich Switzerland
| | - Victor Mougel
- Department of Chemistry and Applied Biosciences, ETH Zürich Vladimir-Prelog-Weg 1–5 8093 Zürich Switzerland
- Current address: Laboratoire de Chimie des Processus Biologiques, UMR CNRS 8229, Collège de FranceUniversité Pierre et Marie Curie 11 Place Marcelin Berthelot 75005 Paris France
| | - Margherita Pucino
- Department of Chemistry and Applied Biosciences, ETH Zürich Vladimir-Prelog-Weg 1–5 8093 Zürich Switzerland
| | - Keith Searles
- Department of Chemistry and Applied Biosciences, ETH Zürich Vladimir-Prelog-Weg 1–5 8093 Zürich Switzerland
| | - Keishi Yamamoto
- Department of Chemistry and Applied Biosciences, ETH Zürich Vladimir-Prelog-Weg 1–5 8093 Zürich Switzerland
| | - Pavel A. Zhizhko
- Department of Chemistry and Applied Biosciences, ETH Zürich Vladimir-Prelog-Weg 1–5 8093 Zürich Switzerland
- A. N. Nesmeyanov Institute of Organoelement CompoundsRussian Academy of Sciences Vavilov street 28 119991 Moscow Russia
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17
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Ishii S, Nakano T, Kawamura K, Kinoshita S, Ichikawa S, Fujita T. Development of new selective ethylene trimerization catalysts based on highly active ethylene polymerization catalysts. Catal Today 2018. [DOI: 10.1016/j.cattod.2017.09.017] [Citation(s) in RCA: 6] [Impact Index Per Article: 1.0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/25/2022]
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18
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Copéret C, Allouche F, Chan KW, Conley MP, Delley MF, Fedorov A, Moroz IB, Mougel V, Pucino M, Searles K, Yamamoto K, Zhizhko PA. Eine Brücke zwischen industriellen und wohldefinierten Trägerkatalysatoren. Angew Chem Int Ed Engl 2018. [DOI: 10.1002/ange.201702387] [Citation(s) in RCA: 36] [Impact Index Per Article: 6.0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/22/2022]
Affiliation(s)
- Christophe Copéret
- Departement Chemie und Angewandte Biowissenschaften, ETH Zürich Vladimir-Prelog-Weg 1–5 8093 Zürich Schweiz
| | - Florian Allouche
- Departement Chemie und Angewandte Biowissenschaften, ETH Zürich Vladimir-Prelog-Weg 1–5 8093 Zürich Schweiz
| | - Ka Wing Chan
- Departement Chemie und Angewandte Biowissenschaften, ETH Zürich Vladimir-Prelog-Weg 1–5 8093 Zürich Schweiz
| | - Matthew P. Conley
- Departement Chemie und Angewandte Biowissenschaften, ETH Zürich Vladimir-Prelog-Weg 1–5 8093 Zürich Schweiz
- Department of ChemistryUniversity of California, Riverside 501 Big Springs Road Riverside CA 92521 USA
| | - Murielle F. Delley
- Departement Chemie und Angewandte Biowissenschaften, ETH Zürich Vladimir-Prelog-Weg 1–5 8093 Zürich Schweiz
| | - Alexey Fedorov
- Departement Chemie und Angewandte Biowissenschaften, ETH Zürich Vladimir-Prelog-Weg 1–5 8093 Zürich Schweiz
| | - Ilia B. Moroz
- Departement Chemie und Angewandte Biowissenschaften, ETH Zürich Vladimir-Prelog-Weg 1–5 8093 Zürich Schweiz
| | - Victor Mougel
- Departement Chemie und Angewandte Biowissenschaften, ETH Zürich Vladimir-Prelog-Weg 1–5 8093 Zürich Schweiz
- Laboratoire de Chimie des Processus Biologiques, UMR CNRS 8229, Collège de FranceUniversité Pierre et Marie Curie 11 Place Marcelin Berthelot 75005 Paris Frankreich
| | - Margherita Pucino
- Departement Chemie und Angewandte Biowissenschaften, ETH Zürich Vladimir-Prelog-Weg 1–5 8093 Zürich Schweiz
| | - Keith Searles
- Departement Chemie und Angewandte Biowissenschaften, ETH Zürich Vladimir-Prelog-Weg 1–5 8093 Zürich Schweiz
| | - Keishi Yamamoto
- Departement Chemie und Angewandte Biowissenschaften, ETH Zürich Vladimir-Prelog-Weg 1–5 8093 Zürich Schweiz
| | - Pavel A. Zhizhko
- Departement Chemie und Angewandte Biowissenschaften, ETH Zürich Vladimir-Prelog-Weg 1–5 8093 Zürich Schweiz
- A. N. Nesmeyanow-Institut für Elementorganische VerbindungenRussische Akademie der Wissenschaften Vavilov str. 28 119991 Moskau Russland
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19
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Lifschitz AM, Hirscher NA, Lee HB, Buss JA, Agapie T. Ethylene Tetramerization Catalysis: Effects of Aluminum-Induced Isomerization of PNP to PPN Ligands. Organometallics 2017. [DOI: 10.1021/acs.organomet.7b00189] [Citation(s) in RCA: 31] [Impact Index Per Article: 4.4] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/30/2022]
Affiliation(s)
- Alejo M. Lifschitz
- Division of Chemistry and
Chemical Engineering, California Institute of Technology, 1200 East California Boulevard, MC 127-72, Pasadena, California 91125, United States
| | - Nathanael A. Hirscher
- Division of Chemistry and
Chemical Engineering, California Institute of Technology, 1200 East California Boulevard, MC 127-72, Pasadena, California 91125, United States
| | - Heui Beom Lee
- Division of Chemistry and
Chemical Engineering, California Institute of Technology, 1200 East California Boulevard, MC 127-72, Pasadena, California 91125, United States
| | - Joshua A. Buss
- Division of Chemistry and
Chemical Engineering, California Institute of Technology, 1200 East California Boulevard, MC 127-72, Pasadena, California 91125, United States
| | - Theodor Agapie
- Division of Chemistry and
Chemical Engineering, California Institute of Technology, 1200 East California Boulevard, MC 127-72, Pasadena, California 91125, United States
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20
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Yu F, Yang Y, He D, Gong D, Chen ZR. Pressure-Sensitive Supported FI Catalyst for the Precise Synthesis of Uni- and Bimodal Polyethylene. Ind Eng Chem Res 2017. [DOI: 10.1021/acs.iecr.7b00083] [Citation(s) in RCA: 8] [Impact Index Per Article: 1.1] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/30/2022]
Affiliation(s)
- Feng Yu
- Department
of Polymer Science and Engineering, School of Material Science and Chemical
Engineering, Ningbo University, Ningbo 315211, PR China
| | - Yanqiong Yang
- Department of Macromolecular Science, Graduate School of Science, Osaka University, Osaka 560-0043, Japan
| | - Dengfeng He
- Department
of Polymer Science and Engineering, School of Material Science and Chemical
Engineering, Ningbo University, Ningbo 315211, PR China
| | - Dirong Gong
- Department
of Polymer Science and Engineering, School of Material Science and Chemical
Engineering, Ningbo University, Ningbo 315211, PR China
| | - Zhong-Ren Chen
- Department
of Chemistry, Southern University of Science and Technology, Shenzhen 518055, PR China
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21
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Nomura K, Mitsudome T, Igarashi A, Nagai G, Tsutsumi K, Ina T, Omiya T, Takaya H, Yamazoe S. Synthesis of (Adamantylimido)vanadium(V) Dimethyl Complex Containing (2-Anilidomethyl)pyridine Ligand and Selected Reactions: Exploring the Oxidation State of the Catalytically Active Species in Ethylene Dimerization. Organometallics 2017. [DOI: 10.1021/acs.organomet.6b00727] [Citation(s) in RCA: 25] [Impact Index Per Article: 3.6] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/29/2022]
Affiliation(s)
- Kotohiro Nomura
- Department
of Chemistry, Faculty of Science and Engineering, Tokyo Metropolitan University, 1-1 Minami Osawa, Hachioji, Tokyo 192-0397, Japan
| | - Takato Mitsudome
- Department
of Materials Engineering Science, Osaka University, 1-3, Machikaneyama, Toyonaka, Osaka 560-8531, Japan
| | - Atsushi Igarashi
- Department
of Chemistry, Faculty of Science and Engineering, Tokyo Metropolitan University, 1-1 Minami Osawa, Hachioji, Tokyo 192-0397, Japan
| | - Go Nagai
- Department
of Chemistry, Faculty of Science and Engineering, Tokyo Metropolitan University, 1-1 Minami Osawa, Hachioji, Tokyo 192-0397, Japan
| | - Ken Tsutsumi
- Department
of Chemistry, Faculty of Science and Engineering, Tokyo Metropolitan University, 1-1 Minami Osawa, Hachioji, Tokyo 192-0397, Japan
| | - Toshiaki Ina
- Japan Synchrotron Radiation Research Institute (JASRI, SPring-8), Sayo, Hyogo 679-5198, Japan
| | - Takuya Omiya
- Department
of Chemistry, Faculty of Science and Engineering, Tokyo Metropolitan University, 1-1 Minami Osawa, Hachioji, Tokyo 192-0397, Japan
| | - Hikaru Takaya
- International
Research Center for Elements Science (IRCELS), Institute for Chemical
Research (ICR), Kyoto University, Uji, Kyoto 611-0011, Japan
| | - Seiji Yamazoe
- Department
of Chemistry, School of Science, The University of Tokyo, 7-3-1 Hongo, Bunkyo-ku, Tokyo 113-0033, Japan
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22
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Metzger ED, Comito RJ, Hendon CH, Dincă M. Mechanism of Single-Site Molecule-Like Catalytic Ethylene Dimerization in Ni-MFU-4l. J Am Chem Soc 2017; 139:757-762. [DOI: 10.1021/jacs.6b10300] [Citation(s) in RCA: 104] [Impact Index Per Article: 14.9] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/23/2022]
Affiliation(s)
- Eric D. Metzger
- Department of Chemistry, Massachusetts Institute of Technology, 77 Massachusetts Avenue, Cambridge, Massachusetts 02139, United States
| | - Robert J. Comito
- Department of Chemistry, Massachusetts Institute of Technology, 77 Massachusetts Avenue, Cambridge, Massachusetts 02139, United States
| | - Christopher H. Hendon
- Department of Chemistry, Massachusetts Institute of Technology, 77 Massachusetts Avenue, Cambridge, Massachusetts 02139, United States
| | - Mircea Dincă
- Department of Chemistry, Massachusetts Institute of Technology, 77 Massachusetts Avenue, Cambridge, Massachusetts 02139, United States
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23
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Gong M, Liu Z, Li Y, Ma Y, Sun Q, Zhang J, Liu B. Selective Co-Oligomerization of Ethylene and 1-Hexene by Chromium-PNP Catalysts: A DFT Study. Organometallics 2016. [DOI: 10.1021/acs.organomet.5b01029] [Citation(s) in RCA: 24] [Impact Index Per Article: 3.0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/30/2022]
Affiliation(s)
- Minglan Gong
- State Key Laboratory of Chemical
Engineering, East China University of Science and Technology, Meilong
Road 130, Shanghai 200237, People’s Republic of China
| | - Zhen Liu
- State Key Laboratory of Chemical
Engineering, East China University of Science and Technology, Meilong
Road 130, Shanghai 200237, People’s Republic of China
| | - Yuanhui Li
- State Key Laboratory of Chemical
Engineering, East China University of Science and Technology, Meilong
Road 130, Shanghai 200237, People’s Republic of China
| | - Yue Ma
- State Key Laboratory of Chemical
Engineering, East China University of Science and Technology, Meilong
Road 130, Shanghai 200237, People’s Republic of China
| | - Qiaoqiao Sun
- State Key Laboratory of Chemical
Engineering, East China University of Science and Technology, Meilong
Road 130, Shanghai 200237, People’s Republic of China
| | - Jialong Zhang
- State Key Laboratory of Chemical
Engineering, East China University of Science and Technology, Meilong
Road 130, Shanghai 200237, People’s Republic of China
| | - Boping Liu
- State Key Laboratory of Chemical
Engineering, East China University of Science and Technology, Meilong
Road 130, Shanghai 200237, People’s Republic of China
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24
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Atiqullah M, Adamu S, Malaibari ZO, Al-Harthi MA, Emwas AHM. (nBuCp)2ZrCl2-catalyzed ethylene-4M1P copolymerization: Copolymer backbone structure, melt behavior, and crystallization. AIChE J 2016. [DOI: 10.1002/aic.15159] [Citation(s) in RCA: 8] [Impact Index Per Article: 1.0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/22/2023]
Affiliation(s)
- Muhammad Atiqullah
- Center for Refining and Petrochemicals, Research Institute, King Fahd University of Petroleum & Minerals; Dhahran 31261 Saudi Arabia
| | - Sagir Adamu
- Dept. of Chemical Engineering; King Fahd University of Petroleum & Minerals; Dhahran 31261 Saudi Arabia
| | - Zuhair O. Malaibari
- Dept. of Chemical Engineering; King Fahd University of Petroleum & Minerals; Dhahran 31261 Saudi Arabia
| | - Mamdouh A. Al-Harthi
- Dept. of Chemical Engineering; King Fahd University of Petroleum & Minerals; Dhahran 31261 Saudi Arabia
| | - Abdul-Hamid M. Emwas
- NMR Core Laboratory, King Abdullah University of Science & Technology; Thuwal 23955-6900 Saudi Arabia
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25
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Karbach FF, Severn JR, Duchateau R. Effect of Aluminum Alkyls on a Homogeneous and Silica-Supported Phenoxy-Imine Titanium Catalyst for Ethylene Trimerization. ACS Catal 2015. [DOI: 10.1021/acscatal.5b01359] [Citation(s) in RCA: 26] [Impact Index Per Article: 2.9] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/30/2022]
Affiliation(s)
- Fabian F. Karbach
- Department
of Chemical Engineering and Chemistry, Eindhoven University of Technology, P.O. Box 513, 5600 MB Eindhoven, The Netherlands
| | - John R. Severn
- UHMWPE Chemistry & Catalysis, DSM, NL-6160MD Geleen, The Netherlands
| | - Robbert Duchateau
- Department
of Chemical Engineering and Chemistry, Eindhoven University of Technology, P.O. Box 513, 5600 MB Eindhoven, The Netherlands
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26
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Varga V, Hodík T, Lamač M, Horáček M, Zukal A, Žilková N, Parker WO, Pinkas J. Homogeneous and heterogeneous cyclopentadienyl-arene titanium catalysts for selective ethylene trimerization to 1-hexene. J Organomet Chem 2015. [DOI: 10.1016/j.jorganchem.2014.11.013] [Citation(s) in RCA: 16] [Impact Index Per Article: 1.8] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/25/2022]
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27
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Pasha FA, Basset JM, Toulhoat H, de Bruin T. DFT Study on the Impact of the Methylaluminoxane Cocatalyst in Ethylene Oligomerization Using a Titanium-Based Catalyst. Organometallics 2015. [DOI: 10.1021/om5008874] [Citation(s) in RCA: 14] [Impact Index Per Article: 1.6] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/29/2022]
Affiliation(s)
- Farhan Ahmad Pasha
- IFP Energies Nouvelles, 1-4
Avenue de Bois Préau, 92852, Rueil-Malmaison, France
- KAUST
Catalysis Research Center, King Abdullah University of Science and Technology, Thuwal 23955-6900 Saudi Arabia
| | - Jean-Marie Basset
- KAUST
Catalysis Research Center, King Abdullah University of Science and Technology, Thuwal 23955-6900 Saudi Arabia
| | - Hervé Toulhoat
- IFP Energies Nouvelles, 1-4
Avenue de Bois Préau, 92852, Rueil-Malmaison, France
| | - Theodorus de Bruin
- IFP Energies Nouvelles, 1-4
Avenue de Bois Préau, 92852, Rueil-Malmaison, France
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28
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Breuil PAR, Magna L, Olivier-Bourbigou H. Role of Homogeneous Catalysis in Oligomerization of Olefins : Focus on Selected Examples Based on Group 4 to Group 10 Transition Metal Complexes. Catal Letters 2014. [DOI: 10.1007/s10562-014-1451-x] [Citation(s) in RCA: 121] [Impact Index Per Article: 12.1] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/01/2022]
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29
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Hossain MA, Kim HS, Houk K, Cheong M. Spin-crossover in Chromium-catalyzed Ethylene Trimerization: Density Functional Theory Study. B KOREAN CHEM SOC 2014. [DOI: 10.5012/bkcs.2014.35.9.2835] [Citation(s) in RCA: 6] [Impact Index Per Article: 0.6] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/20/2022]
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30
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Ronellenfitsch M, Wadepohl H, Enders M. Chromium Aryl Complexes with N-Donor Ligands as Catalyst Precursors for Selective Ethylene Trimerization. Organometallics 2014. [DOI: 10.1021/om500459k] [Citation(s) in RCA: 18] [Impact Index Per Article: 1.8] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/28/2022]
Affiliation(s)
- Mathias Ronellenfitsch
- Institute
of Inorganic Chemistry, University of Heidelberg, Im Neuenheimer Feld 270, D-69120 Heidelberg, Germany
| | - Hubert Wadepohl
- Institute
of Inorganic Chemistry, University of Heidelberg, Im Neuenheimer Feld 270, D-69120 Heidelberg, Germany
| | - Markus Enders
- Institute
of Inorganic Chemistry, University of Heidelberg, Im Neuenheimer Feld 270, D-69120 Heidelberg, Germany
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31
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Li A, Xiao W, Ma H, Huang J. Ethylene polymerization with long-lifetime monopendant thienyl-substituted group 4 metallocenes. Appl Organomet Chem 2014. [DOI: 10.1002/aoc.3153] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/11/2022]
Affiliation(s)
- Aike Li
- Laboratory of Organometallic Chemistry; East China University of Science and Technology; Shanghai 200237 People's Republic of China
| | - Wei Xiao
- Laboratory of Organometallic Chemistry; East China University of Science and Technology; Shanghai 200237 People's Republic of China
| | - Haiyan Ma
- Laboratory of Organometallic Chemistry; East China University of Science and Technology; Shanghai 200237 People's Republic of China
| | - Jiling Huang
- Laboratory of Organometallic Chemistry; East China University of Science and Technology; Shanghai 200237 People's Republic of China
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32
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Wang Y, Huang W, Ma H, Huang J. Ethylene-bridged C1-symmetric ansa-(3-R-indenyl)(fluorenyl) zirconocene complexes for propylene dimerization or polymerization: The effect of R group. Polyhedron 2014. [DOI: 10.1016/j.poly.2014.03.019] [Citation(s) in RCA: 4] [Impact Index Per Article: 0.4] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 10/25/2022]
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33
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Huang W, Wang Y, Ma H, Huang J. Highly selective propylene dimerization catalyzed by
C
1
‐symmetric zirconocene complexes. Appl Organomet Chem 2014. [DOI: 10.1002/aoc.3142] [Citation(s) in RCA: 2] [Impact Index Per Article: 0.2] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/12/2023]
Affiliation(s)
- Wenzhong Huang
- Laboratory of Organometallic ChemistryEast China University of Science and Technology Shanghai 200237 People's Republic of China
| | - Yan Wang
- Laboratory of Organometallic ChemistryEast China University of Science and Technology Shanghai 200237 People's Republic of China
| | - Haiyan Ma
- Laboratory of Organometallic ChemistryEast China University of Science and Technology Shanghai 200237 People's Republic of China
| | - Jiling Huang
- Laboratory of Organometallic ChemistryEast China University of Science and Technology Shanghai 200237 People's Republic of China
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34
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FI Catalysts for Olefin Oligomerization and Polymerization: Production of Useful Olefin-Based Materials by Unique Catalysis. Top Catal 2014. [DOI: 10.1007/s11244-014-0246-z] [Citation(s) in RCA: 11] [Impact Index Per Article: 1.1] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 10/25/2022]
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35
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Soshnikov IE, Semikolenova NV, Ma J, Zhao KQ, Zakharov VA, Bryliakov KP, Redshaw C, Talsi EP. Selective Ethylene Trimerization by Titanium Complexes Bearing Phenoxy-Imine Ligands: NMR and EPR Spectroscopic Studies of the Reaction Intermediates. Organometallics 2014. [DOI: 10.1021/om500017r] [Citation(s) in RCA: 17] [Impact Index Per Article: 1.7] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/29/2022]
Affiliation(s)
- Igor E. Soshnikov
- Boreskov Institute of Catalysis, Pr. Lavrentieva 5, Novosibirsk 630090, Russian Federation
- Novosibirsk State University, Pirogova
2, Novosibirsk 630090, Russian Federation
| | - Nina V. Semikolenova
- Boreskov Institute of Catalysis, Pr. Lavrentieva 5, Novosibirsk 630090, Russian Federation
| | - Jing Ma
- College
of Chemistry and Materials Science, Sichuan Normal University, Chengdu 610066, People’s Republic of China
| | - Ke-Qing Zhao
- College
of Chemistry and Materials Science, Sichuan Normal University, Chengdu 610066, People’s Republic of China
| | - Vladimir A. Zakharov
- Boreskov Institute of Catalysis, Pr. Lavrentieva 5, Novosibirsk 630090, Russian Federation
- Novosibirsk State University, Pirogova
2, Novosibirsk 630090, Russian Federation
| | - Konstantin P. Bryliakov
- Boreskov Institute of Catalysis, Pr. Lavrentieva 5, Novosibirsk 630090, Russian Federation
- Novosibirsk State University, Pirogova
2, Novosibirsk 630090, Russian Federation
| | - Carl Redshaw
- College
of Chemistry and Materials Science, Sichuan Normal University, Chengdu 610066, People’s Republic of China
- Department of Chemistry, The University of Hull, Cottingham Rd, Hull HU6
7RX, United Kingdom
| | - Evgenii P. Talsi
- Boreskov Institute of Catalysis, Pr. Lavrentieva 5, Novosibirsk 630090, Russian Federation
- Novosibirsk State University, Pirogova
2, Novosibirsk 630090, Russian Federation
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36
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Tang XY, Igarashi A, Sun WH, Inagaki A, Liu J, Zhang W, Li YS, Nomura K. Synthesis of (Imido)vanadium(V) Complexes Containing 8-(2,6-Dimethylanilide)-5,6,7-trihydroquinoline Ligands: Highly Active Catalyst Precursors for Ethylene Dimerization. Organometallics 2014. [DOI: 10.1021/om401119y] [Citation(s) in RCA: 25] [Impact Index Per Article: 2.5] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/29/2022]
Affiliation(s)
- Xiao-Yan Tang
- Department of Chemistry,
Graduate School of
Science and Engineering, Tokyo Metropolitan University, 1-1 minami
Osawa, Hachioji, Tokyo 192-0397, Japan
- State Key Laboratory of Polymer Physics and
Chemistry, Changchun Institute of Applied Chemistry, Chinese Academy of Sciences, Changchun 130022, People’s Republic of China
| | - Atsushi Igarashi
- Department of Chemistry,
Graduate School of
Science and Engineering, Tokyo Metropolitan University, 1-1 minami
Osawa, Hachioji, Tokyo 192-0397, Japan
| | - Wen-Hua Sun
- Key
Laboratory of Engineering Plastics, Institute of Chemistry, Chinese Academy of Sciences, Beijing 100190, People’s Republic of China
| | - Akiko Inagaki
- Department of Chemistry,
Graduate School of
Science and Engineering, Tokyo Metropolitan University, 1-1 minami
Osawa, Hachioji, Tokyo 192-0397, Japan
| | - Jingyu Liu
- State Key Laboratory of Polymer Physics and
Chemistry, Changchun Institute of Applied Chemistry, Chinese Academy of Sciences, Changchun 130022, People’s Republic of China
| | - Wenjuan Zhang
- Key
Laboratory of Engineering Plastics, Institute of Chemistry, Chinese Academy of Sciences, Beijing 100190, People’s Republic of China
| | - Yue-Sheng Li
- State Key Laboratory of Polymer Physics and
Chemistry, Changchun Institute of Applied Chemistry, Chinese Academy of Sciences, Changchun 130022, People’s Republic of China
| | - Kotohiro Nomura
- Department of Chemistry,
Graduate School of
Science and Engineering, Tokyo Metropolitan University, 1-1 minami
Osawa, Hachioji, Tokyo 192-0397, Japan
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37
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Liu Z, He X, Cheng R, Eisen MS, Terano M, Scott SL, Liu B. Chromium Catalysts for Ethylene Polymerization and Oligomerization. CATALYSIS AND KINETICS - MOLECULAR LEVEL CONSIDERATIONS 2014. [DOI: 10.1016/b978-0-12-419974-3.00003-8] [Citation(s) in RCA: 13] [Impact Index Per Article: 1.3] [Reference Citation Analysis] [Track Full Text] [Subscribe] [Scholar Register] [Indexed: 12/05/2022]
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38
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Sattler A, Labinger JA, Bercaw JE. Highly Selective Olefin Trimerization Catalysis by a Borane-Activated Titanium Trimethyl Complex. Organometallics 2013. [DOI: 10.1021/om401098m] [Citation(s) in RCA: 49] [Impact Index Per Article: 4.5] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 02/03/2023]
Affiliation(s)
- Aaron Sattler
- Arnold and Mabel Beckman
Laboratories of Chemical Synthesis, California Institute of Technology, Pasadena, California 91125, United States
| | - Jay A. Labinger
- Arnold and Mabel Beckman
Laboratories of Chemical Synthesis, California Institute of Technology, Pasadena, California 91125, United States
| | - John E. Bercaw
- Arnold and Mabel Beckman
Laboratories of Chemical Synthesis, California Institute of Technology, Pasadena, California 91125, United States
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39
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Robinson R, McGuinness DS, Yates BF. The Mechanism of Ethylene Dimerization with the Ti(OR′)4/AlR3 Catalytic System: DFT Studies Comparing Metallacycle and Cossee Proposals. ACS Catal 2013. [DOI: 10.1021/cs4006875] [Citation(s) in RCA: 27] [Impact Index Per Article: 2.5] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/01/2023]
Affiliation(s)
- Robert Robinson
- School
of Chemistry, University of Tasmania, Private Bag
75, Hobart 7001, Australia
| | - David S. McGuinness
- School
of Chemistry, University of Tasmania, Private Bag
75, Hobart 7001, Australia
| | - Brian F. Yates
- School
of Chemistry, University of Tasmania, Private Bag
75, Hobart 7001, Australia
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40
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Suttil JA, Shaw MF, McGuinness DS, Gardiner MG, Evans SJ. Synthesis of Ti(IV) complexes of donor-functionalised phenoxy-imine tridentates and their evaluation in ethylene oligomerisation and polymerisation. Dalton Trans 2013; 42:9129-38. [PMID: 23403608 DOI: 10.1039/c3dt32465f] [Citation(s) in RCA: 13] [Impact Index Per Article: 1.2] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/29/2023]
Abstract
A number of analogues of the Mitsui Chemicals ethylene trimerisation system (IV) have been explored, in which one of the donor atoms have been modified. Thus, a series of mono-anionic tridentate phenoxy-imine (3-(t-butyl)-2-(OH)-C6H4C=N(C(CH3)2CH2OMe) 1, 3-(adamantyl)-2-(OH)-C6H4C=N(2'-(2''-(SMe)C6H4)-C6H4) 2, 3-(t-butyl)-2-(OSiMe3)-C6H4C=N(C(CH3)2CH2OMe) 3) or phenoxy-amine (3,5-di(t-butyl)-2-(OH)-C6H4CH2-N(2'-(2''-(OMe)C6H4)-C6H4) 4) ligands have been prepared and reacted with TiCl4 or TiCl4(thf)2 to give the mono-ligand complexes 5-7. The solid state structures of compounds 4-6 have been determined. Complexes 5-7 have been tested for their potential as ethylene oligomerisation/polymerisation systems in conjunction with MAO activator and benchmarked against the Mitsui phenoxy-imine trimerisation system IV. While the phenoxy-amine complex 6 shows a propensity for polymer formation, the phenoxy-imine complexes 5 and 7 show somewhat increased formation of short chain LAOs. Complex 5 is selective for 1-butene in the oligomeric fraction, while 7 displays liquid phase selectivity to 1-hexene. As such 7, which is a sulfur substituted analogue of the Mitsui system IV, displays similar characteristics to the parent catalyst. However, its utility is limited by the lower activity and predominant formation of polyethylene.
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Affiliation(s)
- James A Suttil
- School of Chemistry, University of Tasmania, Private Bag 75, Hobart, 7001, Australia
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41
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Highly selective ethylene trimerization catalyzed by half-sandwich indenyl titanium complexes with pendant arene groups and MAO. ACTA ACUST UNITED AC 2013. [DOI: 10.1016/j.molcata.2013.03.005] [Citation(s) in RCA: 17] [Impact Index Per Article: 1.5] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/18/2022]
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42
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Mavrynsky D, Murzin DY, Leino R. Kinetic Studies onsec-Alcohol Racemization with Dicarbonylchloro(pentabenzylcyclopentadienyl)- and Dicarbonylchloro(pentaphenylcyclopentadienyl)ruthenium Catalysts. ChemCatChem 2013. [DOI: 10.1002/cctc.201300163] [Citation(s) in RCA: 5] [Impact Index Per Article: 0.5] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/10/2022]
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43
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Suttil JA, McGuinness DS, Gardiner MG, Evans SJ. Ethylene polymerisation and oligomerisation with arene-substituted phenoxy-imine complexes of titanium: investigation of multi-mechanism catalytic behaviour. Dalton Trans 2013; 42:4185-96. [DOI: 10.1039/c3dt32183e] [Citation(s) in RCA: 10] [Impact Index Per Article: 0.9] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/18/2023]
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44
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Otten E, Meetsma A, Hessen B. ansa-Cyclopentadienyl-Arene Tantalum Complexes: Structure and Reactivity of Neutral, Cationic, and Dicationic Derivatives. Organometallics 2012. [DOI: 10.1021/om300421m] [Citation(s) in RCA: 3] [Impact Index Per Article: 0.3] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/29/2022]
Affiliation(s)
- Edwin Otten
- Stratingh Institute for
Chemistry, University of Groningen, Nijenborgh 4, 9747 AG, Groningen, The Netherlands
| | - Auke Meetsma
- Stratingh Institute for
Chemistry, University of Groningen, Nijenborgh 4, 9747 AG, Groningen, The Netherlands
| | - Bart Hessen
- Stratingh Institute for
Chemistry, University of Groningen, Nijenborgh 4, 9747 AG, Groningen, The Netherlands
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45
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2-Aldiminophenoxytitanium chloride complexes: Synthesis, characterization, and ethylene (co-)polymerization behavior. J Organomet Chem 2012. [DOI: 10.1016/j.jorganchem.2012.05.048] [Citation(s) in RCA: 13] [Impact Index Per Article: 1.1] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/19/2022]
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46
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Igarashi A, Zhang S, Nomura K. Ethylene Dimerization/Polymerization Catalyzed by (Adamantylimido)vanadium(V) Complexes Containing (2-Anilidomethyl)pyridine Ligands: Factors Affecting the Ethylene Reactivity. Organometallics 2012. [DOI: 10.1021/om3000532] [Citation(s) in RCA: 48] [Impact Index Per Article: 4.0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/29/2022]
Affiliation(s)
- Atsushi Igarashi
- Department of Chemistry, Graduate School of Science and Engineering, Tokyo Metropolitan University, 1-1 minami Osawa, Hachioji,
Tokyo 192-0397, Japan
| | - Shu Zhang
- Department of Chemistry, Graduate School of Science and Engineering, Tokyo Metropolitan University, 1-1 minami Osawa, Hachioji,
Tokyo 192-0397, Japan
| | - Kotohiro Nomura
- Department of Chemistry, Graduate School of Science and Engineering, Tokyo Metropolitan University, 1-1 minami Osawa, Hachioji,
Tokyo 192-0397, Japan
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47
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48
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Suttil JA, McGuinness DS, Pichler M, Gardiner MG, Morgan DH, Evans SJ. Preparation and structures of aryloxy– and alkoxy–Ti(iv) complexes and their evaluation in ethylene oligomerisation and polymerisation. Dalton Trans 2012; 41:6625-33. [DOI: 10.1039/c2dt11737a] [Citation(s) in RCA: 18] [Impact Index Per Article: 1.5] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/21/2022]
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49
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Nguyen VH, Vendier L, Etienne M, Despagnet-Ayoub E, Breuil PAR, Magna L, Proriol D, Olivier-Bourbigou H, Lorber C. Titanium-Imido Complexes with Pendant Groups - Synthesis, Characterization, and Evaluation of Their Role as Precatalysts for Ethylene Polymerization. Eur J Inorg Chem 2011. [DOI: 10.1002/ejic.201101005] [Citation(s) in RCA: 10] [Impact Index Per Article: 0.8] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/08/2022]
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50
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Billones JB, Ratilla EMA, Heath GA. Variation in both metal and ligand frontier orbital levels in series of [RuCl6−n(PrCN)n]z (n=0–6) complexes. INORG CHEM COMMUN 2011. [DOI: 10.1016/j.inoche.2011.08.010] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 10/17/2022]
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