1
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Butler SK, Ashbrook EP, Tonks IA. Synthesis of Ti Complexes Supported by an ortho-terphenoxide Ligand and their Applications in Alkyne Hydroamination Catalysis. Organometallics 2023; 42:1732-1739. [PMID: 37842019 PMCID: PMC10575472 DOI: 10.1021/acs.organomet.2c00593] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Grants] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 02/10/2023]
Abstract
The synthesis of a series of Ti complexes of an aryl-linked bis-phenoxide ligand, 3,3''-di-tert-butyl-5,5''-dimethyl-[1,1':2',1''-terphenyl]-2,2''-bis(olate), (TPO)H2, is reported. This ortho-linked terphenyl ligand builds on previously reported meta- and para- linked terphenyl based ligands, completing the isomeric series of terphenoxide ligands. The 4-coordinate (TPO)Ti(NMe2)2 is an active catalyst for alkyne hydroamination with a variety of arylamines, revealing good regioselectivity in reactions with unsymmetric alkynes. Terminal alkynes such as phenylacetylene undergo additional insertion reactions with the key azatitanacyclobutene intermediates, providing further evidence that Ti aryloxide complexes are susceptible to this further reactivity.
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Affiliation(s)
- Steven K. Butler
- Department of Chemistry, University of Minnesota-Twin Cities, 207 Pleasant Street SE, Minneapolis, Minnesota 55455, United States
| | - Ethan P. Ashbrook
- Department of Chemistry, University of Minnesota-Twin Cities, 207 Pleasant Street SE, Minneapolis, Minnesota 55455, United States
| | - Ian A. Tonks
- Department of Chemistry, University of Minnesota-Twin Cities, 207 Pleasant Street SE, Minneapolis, Minnesota 55455, United States
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2
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Gragert MM, Tomov AK, Bettonville S, Pannier G, White AJP, Britovsek GJP. Biaryl Group 4 Metal Complexes as Non‐Metallocene Catalysts for Polyethylene with Long Chain Branching. Eur J Inorg Chem 2020. [DOI: 10.1002/ejic.202000734] [Citation(s) in RCA: 1] [Impact Index Per Article: 0.3] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/08/2022]
Affiliation(s)
- Maria M. Gragert
- Department of Chemistry, MSRH Imperial College White City Campus, 80 Wood Lane W12 0BZ London United Kingdom
| | - Atanas K. Tomov
- Department of Chemistry, MSRH Imperial College White City Campus, 80 Wood Lane W12 0BZ London United Kingdom
| | - Serge Bettonville
- INEOS, NOH Technology Centre Rue de Ransbeek 310 1120 Brussels Belgium
| | - Gaëlle Pannier
- INEOS, NOH Technology Centre Rue de Ransbeek 310 1120 Brussels Belgium
| | - Andrew J. P. White
- Department of Chemistry, MSRH Imperial College White City Campus, 80 Wood Lane W12 0BZ London United Kingdom
| | - George J. P. Britovsek
- Department of Chemistry, MSRH Imperial College White City Campus, 80 Wood Lane W12 0BZ London United Kingdom
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3
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Kobayashi M, Itoh S, Yoshimura K, Tsukamoto Y, Obora Y. Iridium Complex-Catalyzed C2-Extension of Primary Alcohols with Ethanol via a Hydrogen Autotransfer Reaction. J Org Chem 2020; 85:11952-11958. [PMID: 32786619 DOI: 10.1021/acs.joc.0c01540] [Citation(s) in RCA: 11] [Impact Index Per Article: 2.8] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/30/2022]
Abstract
The development of a C2-extension of primary alcohols with ethanol as the C2 source and catalysis by [Cp*IrCl2]2 (where Cp* = pentamethylcyclopentadiene) is described. This new extension system was used for a range of benzylic alcohol substrates and for aliphatic alcohols with ethanol as an alkyl reagent to generate the corresponding C2-extended linear alcohols. Mechanistic studies of the reaction by means of intermediates and deuterium labeling experiments suggest the reaction is based on hydrogen autotransfer.
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Affiliation(s)
- Masaki Kobayashi
- Department of Chemistry and Materials Engineering, Faculty of Chemistry, Materials and Bioengineering, Kansai University, Suita, Osaka 564-8680, Japan
| | - Satoshi Itoh
- Department of Chemistry and Materials Engineering, Faculty of Chemistry, Materials and Bioengineering, Kansai University, Suita, Osaka 564-8680, Japan
| | - Keisuke Yoshimura
- Department of Chemistry and Materials Engineering, Faculty of Chemistry, Materials and Bioengineering, Kansai University, Suita, Osaka 564-8680, Japan
| | - Yuya Tsukamoto
- Department of Chemistry and Materials Engineering, Faculty of Chemistry, Materials and Bioengineering, Kansai University, Suita, Osaka 564-8680, Japan
| | - Yasushi Obora
- Department of Chemistry and Materials Engineering, Faculty of Chemistry, Materials and Bioengineering, Kansai University, Suita, Osaka 564-8680, Japan
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4
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Zhong T, Zhao J, Lei H. Trianionic binucleating bis(trityl)/aryloxide ligands and their lithium, magnesium, and zinc complexes. CAN J CHEM 2020. [DOI: 10.1139/cjc-2020-0139] [Citation(s) in RCA: 1] [Impact Index Per Article: 0.3] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/22/2022]
Abstract
A series of lithium complexes with trianionic bis(trityl)/aryloxide ligands were prepared by triple deprotonation of phenols with two ortho-diarylmethyl substituents. Transmetalation with one of the lithium complexes via salt metathesis resulted in the synthesis of corresponding Mg and Zn complexes, which showed distinct coordination stoichiometry and structures. The metal complexes were characterized by multi-nuclear NMR, UV–vis, and infrared spectroscopy. Additionally, the redox property of a trilithium compound was investigated by electrochemical methods. X-ray crystallography revealed that the new bis(trityl)/aryloxide ligands could simultaneously bind to two nearby metal centers both in chelating κ2-O,C fashion, making themselves rare examples of tridentate binucleating alkyl/aryloxo scaffolds.
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Affiliation(s)
- Tingshan Zhong
- Department of Chemistry, College of Chemistry and Materials Science, Jinan University, Guangzhou 510632, China
| | - Jixing Zhao
- Analysis and Testing Center, Shihezi University, Shihezi, Xinjiang 832003, China
| | - Hao Lei
- Department of Chemistry, College of Chemistry and Materials Science, Jinan University, Guangzhou 510632, China
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5
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Huang Z, Zhong T, Feng T, Zhao J, Zhong H, Lei H. Metal Complexes Bearing Dianionic Trityl/Aryloxide Ligands: Rational Synthesis, Structural Diversity, and Redox Properties. Eur J Inorg Chem 2020. [DOI: 10.1002/ejic.202000157] [Citation(s) in RCA: 3] [Impact Index Per Article: 0.8] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/26/2023]
Affiliation(s)
- Zhuanying Huang
- Department of Chemistry College of Chemistry and Materials Science Jinan University 510632 Guangzhou China
| | - Tingshan Zhong
- Department of Chemistry College of Chemistry and Materials Science Jinan University 510632 Guangzhou China
| | - Tangbiao Feng
- Department of Chemistry College of Chemistry and Materials Science Jinan University 510632 Guangzhou China
| | - Jixing Zhao
- Analysis and Testing Center College of Chemistry and Materials Science Shihezi University 832003 Shihezi Xinjiang China
| | - Hailan Zhong
- Department of Chemistry College of Chemistry and Materials Science Jinan University 510632 Guangzhou China
| | - Hao Lei
- Department of Chemistry College of Chemistry and Materials Science Jinan University 510632 Guangzhou China
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6
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Allouche F, Klose D, Gordon CP, Ashuiev A, Wörle M, Kalendra V, Mougel V, Copéret C, Jeschke G. Low-Coordinated Titanium(III) Alkyl-Molecular and Surface-Complexes: Detailed Structure from Advanced EPR Spectroscopy. Angew Chem Int Ed Engl 2018. [DOI: 10.1002/ange.201806497] [Citation(s) in RCA: 1] [Impact Index Per Article: 0.2] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/06/2022]
Affiliation(s)
- Florian Allouche
- Department of Chemistry and Applied Biosciences; ETH Zürich; Vladimir Prelog Weg 1-5 8093 Zürich Switzerland
| | - Daniel Klose
- Department of Chemistry and Applied Biosciences; ETH Zürich; Vladimir Prelog Weg 1-5 8093 Zürich Switzerland
| | - Christopher P. Gordon
- Department of Chemistry and Applied Biosciences; ETH Zürich; Vladimir Prelog Weg 1-5 8093 Zürich Switzerland
| | - Anton Ashuiev
- Department of Chemistry and Applied Biosciences; ETH Zürich; Vladimir Prelog Weg 1-5 8093 Zürich Switzerland
| | - Michael Wörle
- Department of Chemistry and Applied Biosciences; ETH Zürich; Vladimir Prelog Weg 1-5 8093 Zürich Switzerland
| | - Vidmantas Kalendra
- Department of Chemistry and Applied Biosciences; ETH Zürich; Vladimir Prelog Weg 1-5 8093 Zürich Switzerland
- Faculty of Physics; Vilnius University; Sauletekio 3 10257 Vilnius Lithuania
- Current address: Department of Chemistry and Chemical Biology and The Baruch “60 Center for Biochemical Solar Energy; Rensselaer Polytechnic Institute; Troy NY 12180 USA
| | - 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, CNRS UMR 8229; Collège de France; Université Pierre et Marie Curie; 11 Place Marcelin Berthelot 75231 Paris Cedex 05 France
| | - Christophe Copéret
- Department of Chemistry and Applied Biosciences; ETH Zürich; Vladimir Prelog Weg 1-5 8093 Zürich Switzerland
| | - Gunnar Jeschke
- Department of Chemistry and Applied Biosciences; ETH Zürich; Vladimir Prelog Weg 1-5 8093 Zürich Switzerland
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7
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Allouche F, Klose D, Gordon CP, Ashuiev A, Wörle M, Kalendra V, Mougel V, Copéret C, Jeschke G. Low-Coordinated Titanium(III) Alkyl-Molecular and Surface-Complexes: Detailed Structure from Advanced EPR Spectroscopy. Angew Chem Int Ed Engl 2018; 57:14533-14537. [DOI: 10.1002/anie.201806497] [Citation(s) in RCA: 10] [Impact Index Per Article: 1.7] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 06/06/2018] [Indexed: 11/10/2022]
Affiliation(s)
- Florian Allouche
- Department of Chemistry and Applied Biosciences; ETH Zürich; Vladimir Prelog Weg 1-5 8093 Zürich Switzerland
| | - Daniel Klose
- Department of Chemistry and Applied Biosciences; ETH Zürich; Vladimir Prelog Weg 1-5 8093 Zürich Switzerland
| | - Christopher P. Gordon
- Department of Chemistry and Applied Biosciences; ETH Zürich; Vladimir Prelog Weg 1-5 8093 Zürich Switzerland
| | - Anton Ashuiev
- Department of Chemistry and Applied Biosciences; ETH Zürich; Vladimir Prelog Weg 1-5 8093 Zürich Switzerland
| | - Michael Wörle
- Department of Chemistry and Applied Biosciences; ETH Zürich; Vladimir Prelog Weg 1-5 8093 Zürich Switzerland
| | - Vidmantas Kalendra
- Department of Chemistry and Applied Biosciences; ETH Zürich; Vladimir Prelog Weg 1-5 8093 Zürich Switzerland
- Faculty of Physics; Vilnius University; Sauletekio 3 10257 Vilnius Lithuania
- Current address: Department of Chemistry and Chemical Biology and The Baruch “60 Center for Biochemical Solar Energy; Rensselaer Polytechnic Institute; Troy NY 12180 USA
| | - 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, CNRS UMR 8229; Collège de France; Université Pierre et Marie Curie; 11 Place Marcelin Berthelot 75231 Paris Cedex 05 France
| | - Christophe Copéret
- Department of Chemistry and Applied Biosciences; ETH Zürich; Vladimir Prelog Weg 1-5 8093 Zürich Switzerland
| | - Gunnar Jeschke
- Department of Chemistry and Applied Biosciences; ETH Zürich; Vladimir Prelog Weg 1-5 8093 Zürich Switzerland
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8
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Maezono SMB, Poudel TN, Lee YR. One-pot construction of sterically challenging and diverse polyarylphenols via transition-metal-free benzannulation and their potent in vitro antioxidant activity. Org Biomol Chem 2017; 15:2052-2062. [DOI: 10.1039/c7ob00078b] [Citation(s) in RCA: 14] [Impact Index Per Article: 2.0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/01/2023]
Abstract
One pot novel synthesis of highly functionalized polyarylphenols via benzannulation under transition-metal-free conditions and their antioxidant activities are described.
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Affiliation(s)
| | - Tej Narayan Poudel
- School of Chemical Engineering
- Yeungnam University
- Gyeongsan 712-749
- Republic of Korea
| | - Yong Rok Lee
- School of Chemical Engineering
- Yeungnam University
- Gyeongsan 712-749
- Republic of Korea
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9
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Lips S, Wiebe A, Elsler B, Schollmeyer D, Dyballa KM, Franke R, Waldvogel SR. Synthesis of meta-Terphenyl-2,2''-diols by Anodic C-C Cross-Coupling Reactions. Angew Chem Int Ed Engl 2016; 55:10872-6. [PMID: 27490451 DOI: 10.1002/anie.201605865] [Citation(s) in RCA: 129] [Impact Index Per Article: 16.1] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 06/17/2016] [Indexed: 01/23/2023]
Abstract
The anodic C-C cross-coupling reaction is a versatile synthetic approach to symmetric and non-symmetric biphenols and arylated phenols. We herein present a metal-free electrosynthetic method that provides access to symmetric and non-symmetric meta-terphenyl-2,2''-diols in good yields and high selectivity. Symmetric derivatives can be obtained by direct electrolysis in an undivided cell. The synthesis of non-symmetric meta-terphenyl-2,2''-diols required two electrochemical steps. The reactions are easy to conduct and scalable. The method also features a broad substrate scope, and a large variety of functional groups are tolerated. The target molecules may serve as [OCO](3-) pincer ligands.
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Affiliation(s)
- Sebastian Lips
- Institut für Organische Chemie, Johannes Gutenberg-Universität Mainz, Duesbergweg 10-14, 55128, Mainz, Germany
| | - Anton Wiebe
- Institut für Organische Chemie, Johannes Gutenberg-Universität Mainz, Duesbergweg 10-14, 55128, Mainz, Germany.,Max Planck Graduate Center, Staudinger-Weg 9, 55128, Mainz, Germany
| | - Bernd Elsler
- Institut für Organische Chemie, Johannes Gutenberg-Universität Mainz, Duesbergweg 10-14, 55128, Mainz, Germany
| | - Dieter Schollmeyer
- Institut für Organische Chemie, Johannes Gutenberg-Universität Mainz, Duesbergweg 10-14, 55128, Mainz, Germany
| | - Katrin M Dyballa
- Evonik Performance Materials GmbH, Paul-Baumann-Strasse 1, 45772, Marl, Germany
| | - Robert Franke
- Evonik Performance Materials GmbH, Paul-Baumann-Strasse 1, 45772, Marl, Germany.,Lehrstuhl für Theoretische Chemie, Ruhr-Universität Bochum, 44780, Bochum, Germany
| | - Siegfried R Waldvogel
- Institut für Organische Chemie, Johannes Gutenberg-Universität Mainz, Duesbergweg 10-14, 55128, Mainz, Germany. .,Max Planck Graduate Center, Staudinger-Weg 9, 55128, Mainz, Germany.
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10
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Lips S, Wiebe A, Elsler B, Schollmeyer D, Dyballa KM, Franke R, Waldvogel SR. Synthese vonmeta-Terphenyl-2,2′′-diolen durch anodische C-C-Kreuzkupplungen. Angew Chem Int Ed Engl 2016. [DOI: 10.1002/ange.201605865] [Citation(s) in RCA: 66] [Impact Index Per Article: 8.3] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/12/2022]
Affiliation(s)
- Sebastian Lips
- Institut für Organische Chemie; Johannes Gutenberg-Universität Mainz; Duesbergweg 10-14 55128 Mainz Deutschland
| | - Anton Wiebe
- Institut für Organische Chemie; Johannes Gutenberg-Universität Mainz; Duesbergweg 10-14 55128 Mainz Deutschland
- Max Planck Graduate Center; Staudinger-Weg 9 55128 Mainz Deutschland
| | - Bernd Elsler
- Institut für Organische Chemie; Johannes Gutenberg-Universität Mainz; Duesbergweg 10-14 55128 Mainz Deutschland
| | - Dieter Schollmeyer
- Institut für Organische Chemie; Johannes Gutenberg-Universität Mainz; Duesbergweg 10-14 55128 Mainz Deutschland
| | - Katrin M. Dyballa
- Evonik Performance Materials GmbH; Paul-Baumann-Straße 1 45772 Marl Deutschland
| | - Robert Franke
- Evonik Performance Materials GmbH; Paul-Baumann-Straße 1 45772 Marl Deutschland
- Lehrstuhl für Theoretische Chemie; Ruhr-Universität Bochum; 44780 Bochum Deutschland
| | - Siegfried R. Waldvogel
- Institut für Organische Chemie; Johannes Gutenberg-Universität Mainz; Duesbergweg 10-14 55128 Mainz Deutschland
- Max Planck Graduate Center; Staudinger-Weg 9 55128 Mainz Deutschland
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11
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Gonsales SA, Kubo T, Flint MK, Abboud KA, Sumerlin BS, Veige AS. Highly Tactic Cyclic Polynorbornene: Stereoselective Ring Expansion Metathesis Polymerization of Norbornene Catalyzed by a New Tethered Tungsten-Alkylidene Catalyst. J Am Chem Soc 2016; 138:4996-9. [DOI: 10.1021/jacs.6b00014] [Citation(s) in RCA: 62] [Impact Index Per Article: 7.8] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/29/2022]
Affiliation(s)
- Stella A. Gonsales
- Center for Catalysis and ‡George & Josephine Butler Polymer Research Laboratory, Department of Chemistry, Center for Macromolecular Science & Engineering, University of Florida, P.O. Box 117200, Gainesville, Florida 32611, United States
| | - Tomohiro Kubo
- Center for Catalysis and ‡George & Josephine Butler Polymer Research Laboratory, Department of Chemistry, Center for Macromolecular Science & Engineering, University of Florida, P.O. Box 117200, Gainesville, Florida 32611, United States
| | - Madison K. Flint
- Center for Catalysis and ‡George & Josephine Butler Polymer Research Laboratory, Department of Chemistry, Center for Macromolecular Science & Engineering, University of Florida, P.O. Box 117200, Gainesville, Florida 32611, United States
| | - Khalil A. Abboud
- Center for Catalysis and ‡George & Josephine Butler Polymer Research Laboratory, Department of Chemistry, Center for Macromolecular Science & Engineering, University of Florida, P.O. Box 117200, Gainesville, Florida 32611, United States
| | - Brent S. Sumerlin
- Center for Catalysis and ‡George & Josephine Butler Polymer Research Laboratory, Department of Chemistry, Center for Macromolecular Science & Engineering, University of Florida, P.O. Box 117200, Gainesville, Florida 32611, United States
| | - Adam S. Veige
- Center for Catalysis and ‡George & Josephine Butler Polymer Research Laboratory, Department of Chemistry, Center for Macromolecular Science & Engineering, University of Florida, P.O. Box 117200, Gainesville, Florida 32611, United States
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12
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Kim H, Choi SH, Ahn D, Kim Y, Ryu JY, Lee J, Kim Y. Facile synthesis of a dimeric titanium(iv) complex with terminal TiO moieties and its application as a catalyst for the cycloaddition reaction of CO2to epoxides. RSC Adv 2016. [DOI: 10.1039/c6ra23255h] [Citation(s) in RCA: 7] [Impact Index Per Article: 0.9] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/21/2022] Open
Abstract
Dimeric terminal oxo-titanium complex1having no TiO→Ti bonds could be easily synthesized. The titanium complexes1and2could act as catalysts for cycloaddition between CO2and epoxides in the presence of cocatalysts.
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Affiliation(s)
- Hyejin Kim
- Department of Chemistry
- BK21+ Program Research Team
- Chungbuk National University
- Cheongju
- Republic of Korea
| | - Sung Ho Choi
- Department of Chemistry
- BK21+ Program Research Team
- Chungbuk National University
- Cheongju
- Republic of Korea
| | - Duseong Ahn
- Department of Chemistry
- BK21+ Program Research Team
- Chungbuk National University
- Cheongju
- Republic of Korea
| | - Yoseph Kim
- Department of Chemistry
- BK21+ Program Research Team
- Chungbuk National University
- Cheongju
- Republic of Korea
| | - Ji Yeon Ryu
- Department of Chemistry
- Chonnam National University
- Gwangju 61186
- Republic of Korea
| | - Junseong Lee
- Department of Chemistry
- Chonnam National University
- Gwangju 61186
- Republic of Korea
| | - Youngjo Kim
- Department of Chemistry
- BK21+ Program Research Team
- Chungbuk National University
- Cheongju
- Republic of Korea
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13
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Hessevik J, Lalrempuia R, Nsiri H, Törnroos KW, Jensen VR, Le Roux E. Sterically (un)encumbered mer-tridentate N-heterocyclic carbene complexes of titanium(iv) for the copolymerization of cyclohexene oxide with CO2. Dalton Trans 2016; 45:14734-44. [DOI: 10.1039/c6dt01706a] [Citation(s) in RCA: 25] [Impact Index Per Article: 3.1] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/21/2022]
Abstract
Titanium(iv) complexes bearing an unsubstituted tridentate bis(phenolate) N-heterocyclic carbene (NHC) were synthesized and structurally identified.
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Affiliation(s)
| | | | - Hajar Nsiri
- University of Bergen
- Department of Chemistry
- Bergen
- Norway
| | | | | | - Erwan Le Roux
- University of Bergen
- Department of Chemistry
- Bergen
- Norway
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14
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Wang D, Lindeman SV, Fiedler AT. Bimetallic Complexes Supported by a Redox-Active Ligand with Fused Pincer-Type Coordination Sites. Inorg Chem 2015; 54:8744-54. [PMID: 26280846 DOI: 10.1021/acs.inorgchem.5b01380] [Citation(s) in RCA: 20] [Impact Index Per Article: 2.2] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/29/2022]
Abstract
The remarkable chemistry of mononuclear complexes featuring tridentate, meridionally chelating "pincer" ligands has stimulated the development of ligand frameworks containing multiple pincer sites. Here, the coordination chemistry of a novel pentadentate ligand (L(N3O2)) that provides two closely spaced NNO pincer-type compartments fused together at a central diarylamido unit is described. The trianionic L(N3O2) chelate supports homobimetallic structures in which each M(II) ion (M = Co, Cu, Zn) is bound in a meridional fashion by the bridging diarylamido N atom and O,N-donors of the salicyaldimine arms. The metal centers are also coordinated by a mono- or bidentate auxiliary ligand (L(aux)), resulting in complexes with the general form [M2(L(N3O2))(L(aux))2](+) (where L(aux) = 1-methyl-benzimidazole (1MeBI), 2,2'-bipyridine (bpy), 4,4'-dibromo-2,2'-bipyridine (bpy(Br2)), or (S)-2-(4-isopropyl-4,5-dihydrooxazolyl)pyridine (S-(iPr)OxPy)). The fused nature of the NNO pincer sites results in short metal-metal distances ranging from 2.70 Å for [Co2(L(N3O2)) (bpy)2](+) to 3.28 Å for [Zn2(L(N3O2)) (bpy)2](+), as revealed by X-ray crystallography. The complexes possess C2 symmetry due to the twisting of the aryl rings of the μ-NAr2 core; spectroscopic studies indicate that chiral L(aux) ligands, such as S-(iPr)OxPy, are capable of controlling the helical sense of the L(N3O2) scaffold. Since the four- or five-coordinate M(II) centers are linked solely by the amido moiety, each features an open coordination site in the intermetallic region, allowing for the possibility of metal-metal cooperativity in small-molecule activation. Indeed, the dicobalt(II) complex [Co2(L(N3O2)) (bpy(Br2))2](+) reacts with O2 to yield a dicobalt(III) species with a μ-1,2-peroxo ligand. The bpy-containing complexes exhibit rich electrochemical properties due to multiple metal- and ligand-based redox events across a wide (3.0 V) potential window. Using electron paramagnetic resonance (EPR) spectroscopy and density functional theory (DFT), it was determined that one-electron oxidation of [Co2(L(N3O2)) (bpy)2](+) results in formation of a S = 1/2 species with a L(N3O2)-based radical coupled to low-spin Co(II) centers.
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Affiliation(s)
- Denan Wang
- Department of Chemistry, Marquette University , Milwaukee, Wisconsin 53201, United States
| | - Sergey V Lindeman
- Department of Chemistry, Marquette University , Milwaukee, Wisconsin 53201, United States
| | - Adam T Fiedler
- Department of Chemistry, Marquette University , Milwaukee, Wisconsin 53201, United States
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15
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VenkatRamani S, Huff NB, Jan MT, Ghiviriga I, Abboud KA, Veige AS. New Alkylidyne Complexes Featuring a Flexible Trianionic ONO3– Pincer-Type Ligand: Inorganic Enamine Effect versus Sterics in Electrophilic Additions. Organometallics 2015. [DOI: 10.1021/acs.organomet.5b00155] [Citation(s) in RCA: 12] [Impact Index Per Article: 1.3] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/28/2022]
Affiliation(s)
- Sudarsan VenkatRamani
- Department of Chemistry,
Center for Catalysis, University of Florida, Gainesville, Florida 32611, United States
| | - Nicholas B. Huff
- Department of Chemistry,
Center for Catalysis, University of Florida, Gainesville, Florida 32611, United States
| | - Muhammad Tariq Jan
- Department of Chemistry,
Center for Catalysis, University of Florida, Gainesville, Florida 32611, United States
| | - Ion Ghiviriga
- Department of Chemistry,
Center for Catalysis, University of Florida, Gainesville, Florida 32611, United States
| | - Khalil A. Abboud
- Department of Chemistry,
Center for Catalysis, University of Florida, Gainesville, Florida 32611, United States
| | - Adam S. Veige
- Department of Chemistry,
Center for Catalysis, University of Florida, Gainesville, Florida 32611, United States
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16
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Nadif SS, Pedziwiatr J, Ghiviriga I, Abboud KA, Veige AS. Synthesis and Characterization of Group 4 Trianionic ONO3– Pincer-Type Ligand Complexes and a Rare Case of Through-Space 19F–19F Coupling. Organometallics 2015. [DOI: 10.1021/acs.organomet.5b00036] [Citation(s) in RCA: 5] [Impact Index Per Article: 0.6] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/29/2022]
Affiliation(s)
- Soufiane S. Nadif
- Center
for Catalysis, University of Florida, P.O. Box 117200, Gainesville, Florida 32611, United States
| | - Jakub Pedziwiatr
- Center
for Catalysis, University of Florida, P.O. Box 117200, Gainesville, Florida 32611, United States
| | - Ion Ghiviriga
- Center
for Catalysis, University of Florida, P.O. Box 117200, Gainesville, Florida 32611, United States
| | - Khalil A. Abboud
- Center
for Catalysis, University of Florida, P.O. Box 117200, Gainesville, Florida 32611, United States
| | - Adam S. Veige
- Center
for Catalysis, University of Florida, P.O. Box 117200, Gainesville, Florida 32611, United States
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Pascualini ME, Di Russo NV, Quintero PA, Thuijs AE, Pinkowicz D, Abboud KA, Dunbar KR, Christou G, Meisel MW, Veige AS. Synthesis, Characterization, and Reactivity of Iron(III) Complexes Supported by a Trianionic ONO3– Pincer Ligand. Inorg Chem 2014; 53:13078-88. [DOI: 10.1021/ic502251p] [Citation(s) in RCA: 9] [Impact Index Per Article: 0.9] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/28/2022]
Affiliation(s)
| | | | | | | | - Dawid Pinkowicz
- Department of Chemistry, Texas A&M University, College Station, Texas 77842-3012, United States
- Faculty of Chemistry, Jagiellonian University, Ingardena 3, 30-060 Kraków, Poland
| | | | - Kim R. Dunbar
- Department of Chemistry, Texas A&M University, College Station, Texas 77842-3012, United States
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Romain C, Choua S, Collin JP, Heinrich M, Bailly C, Karmazin-Brelot L, Bellemin-Laponnaz S, Dagorne S. Redox and Luminescent Properties of Robust and Air-Stable N-Heterocyclic Carbene Group 4 Metal Complexes. Inorg Chem 2014; 53:7371-6. [DOI: 10.1021/ic500718y] [Citation(s) in RCA: 43] [Impact Index Per Article: 4.3] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/22/2023]
Affiliation(s)
- Charles Romain
- Institut
de Chimie de Strasbourg, CNRS UMR 7177, Université de Strasbourg, 1 rue Blaise Pascal, 67000 Strasbourg, France
| | - Sylvie Choua
- Institut
de Chimie de Strasbourg, CNRS UMR 7177, Université de Strasbourg, 1 rue Blaise Pascal, 67000 Strasbourg, France
| | - Jean-Paul Collin
- Institut
de Chimie de Strasbourg, CNRS UMR 7177, Université de Strasbourg, 1 rue Blaise Pascal, 67000 Strasbourg, France
| | - Martine Heinrich
- Institut
de Chimie de Strasbourg, CNRS UMR 7177, Université de Strasbourg, 1 rue Blaise Pascal, 67000 Strasbourg, France
| | - Corinne Bailly
- Institut
de Chimie de Strasbourg, CNRS UMR 7177, Université de Strasbourg, 1 rue Blaise Pascal, 67000 Strasbourg, France
| | - Lydia Karmazin-Brelot
- Institut
de Chimie de Strasbourg, CNRS UMR 7177, Université de Strasbourg, 1 rue Blaise Pascal, 67000 Strasbourg, France
| | - Stéphane Bellemin-Laponnaz
- Institut
de Physique et Chimie des Matériaux de Strasbourg, CNRS UMR 7504, Université de Strasbourg, 23 rue du Loess BP43, 67034 Strasbourg, France
- Institute
for Advanced Study, Université de Strasbourg, 5 allée
du Général Rouvillois, 67083 Strasbourg, France
| | - Samuel Dagorne
- Institut
de Chimie de Strasbourg, CNRS UMR 7177, Université de Strasbourg, 1 rue Blaise Pascal, 67000 Strasbourg, France
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O'Reilly ME, Veige AS. Trianionic pincer and pincer-type metal complexes and catalysts. Chem Soc Rev 2014; 43:6325-69. [DOI: 10.1039/c4cs00111g] [Citation(s) in RCA: 142] [Impact Index Per Article: 14.2] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/22/2022]
Abstract
This review provides a comprehensive examination of the synthesis, characterization, properties, and catalytic applications of trianionic pincer metal complexes.
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Affiliation(s)
| | - Adam S. Veige
- Center for Catalysis
- University of Florida
- Gainesville, USA
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Searles K, Tran BL, Pink M, Chen CH, Mindiola DJ. 3d Early Transition Metal Complexes Supported by a New Sterically Demanding Aryloxide Ligand. Inorg Chem 2013; 52:11126-35. [DOI: 10.1021/ic401363p] [Citation(s) in RCA: 26] [Impact Index Per Article: 2.4] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/28/2022]
Affiliation(s)
- Keith Searles
- Department of Chemistry and
the Molecular Structure Center, Indiana University, Bloomington, Indiana 47405, United States
| | - Ba L. Tran
- Department of Chemistry and
the Molecular Structure Center, Indiana University, Bloomington, Indiana 47405, United States
| | - Maren Pink
- Department of Chemistry and
the Molecular Structure Center, Indiana University, Bloomington, Indiana 47405, United States
| | - Chun-Hsing Chen
- Department of Chemistry and
the Molecular Structure Center, Indiana University, Bloomington, Indiana 47405, United States
| | - Daniel J. Mindiola
- Department of Chemistry and
the Molecular Structure Center, Indiana University, Bloomington, Indiana 47405, United States
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21
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Tonks IA, Meier JC, Bercaw JE. Alkyne Hydroamination and Trimerization with Titanium Bis(phenolate)pyridine Complexes: Evidence for Low-Valent Titanium Intermediates and Synthesis of an Ethylene Adduct of Titanium(II). Organometallics 2013. [DOI: 10.1021/om400080g] [Citation(s) in RCA: 33] [Impact Index Per Article: 3.0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/31/2023]
Affiliation(s)
- Ian A. Tonks
- Arnold and Mabel
Beckman Laboratories of Chemical Synthesis, California Institute of Technology, Pasadena, California
91125, United States
| | - Josef C. Meier
- 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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22
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A neutral trianionic pincer [NCN]CrIV–Me complex as a highly active ethylene polymerization precatalyst. J Organomet Chem 2012. [DOI: 10.1016/j.jorganchem.2012.03.007] [Citation(s) in RCA: 18] [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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23
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Herndon JW. The chemistry of the carbon–transition metal double and triple bond: Annual survey covering the year 2010. Coord Chem Rev 2012. [DOI: 10.1016/j.ccr.2012.02.015] [Citation(s) in RCA: 14] [Impact Index Per Article: 1.2] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 10/28/2022]
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O’Reilly ME, Ghiviriga I, Abboud KA, Veige AS. A New ONO3- Trianionic Pincer-Type Ligand for Generating Highly Nucleophilic Metal–Carbon Multiple Bonds. J Am Chem Soc 2012; 134:11185-95. [DOI: 10.1021/ja302222s] [Citation(s) in RCA: 61] [Impact Index Per Article: 5.1] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/29/2022]
Affiliation(s)
- Matthew E. O’Reilly
- Department of Chemistry, Center for Catalysis, University of Florida, P.O. Box 117200, Gainesville,
Florida 32611, United States
| | - Ion Ghiviriga
- Department of Chemistry, Center for Catalysis, University of Florida, P.O. Box 117200, Gainesville,
Florida 32611, United States
| | - Khalil A. Abboud
- Department of Chemistry, Center for Catalysis, University of Florida, P.O. Box 117200, Gainesville,
Florida 32611, United States
| | - Adam S. Veige
- Department of Chemistry, Center for Catalysis, University of Florida, P.O. Box 117200, Gainesville,
Florida 32611, United States
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25
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Sarkar S, McGowan KP, Kuppuswamy S, Ghiviriga I, Abboud KA, Veige AS. An OCO3– Trianionic Pincer Tungsten(VI) Alkylidyne: Rational Design of a Highly Active Alkyne Polymerization Catalyst. J Am Chem Soc 2012; 134:4509-12. [DOI: 10.1021/ja2117975] [Citation(s) in RCA: 60] [Impact Index Per Article: 5.0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/28/2022]
Affiliation(s)
- Soumya Sarkar
- Center for Catalysis, Department of Chemistry, University of Florida, Gainesville, Florida 32611,
United States
| | - Kevin P. McGowan
- Center for Catalysis, Department of Chemistry, University of Florida, Gainesville, Florida 32611,
United States
| | - Subramaniam Kuppuswamy
- Center for Catalysis, Department of Chemistry, University of Florida, Gainesville, Florida 32611,
United States
| | - Ion Ghiviriga
- Center for Catalysis, Department of Chemistry, University of Florida, Gainesville, Florida 32611,
United States
| | - Khalil A. Abboud
- Center for Catalysis, Department of Chemistry, University of Florida, Gainesville, Florida 32611,
United States
| | - Adam S. Veige
- Center for Catalysis, Department of Chemistry, University of Florida, Gainesville, Florida 32611,
United States
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26
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Sattler A, Parkin G. A New Class of Transition Metal Pincer Ligand: Tantalum Complexes that Feature a [CCC] X3-Donor Array Derived from a Terphenyl Ligand. J Am Chem Soc 2012; 134:2355-66. [DOI: 10.1021/ja210404x] [Citation(s) in RCA: 39] [Impact Index Per Article: 3.3] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/30/2022]
Affiliation(s)
- Aaron Sattler
- Department of Chemistry, Columbia University, New York, New York 10027, United
States
| | - Gerard Parkin
- Department of Chemistry, Columbia University, New York, New York 10027, United
States
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27
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O'Reilly ME, Del Castillo TJ, Abboud KA, Veige AS. The influence of reversible trianionic pincer OCO3−μ-oxo Crivdimer formation ([Criv]2(μ-O)) and donor ligands in oxygen-atom-transfer (OAT). Dalton Trans 2012; 41:2237-46. [DOI: 10.1039/c1dt11104c] [Citation(s) in RCA: 17] [Impact Index Per Article: 1.4] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/21/2022]
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28
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McGowan KP, Abboud KA, Veige AS. Trianionic NCN3– Pincer Complexes of Chromium in Four Oxidation States (CrII, CrIII, CrIV, CrV): Determination of the Active Catalyst in Selective 1-Alkene to 2-Alkene Isomerization. Organometallics 2011. [DOI: 10.1021/om200547u] [Citation(s) in RCA: 34] [Impact Index Per Article: 2.6] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/11/2022]
Affiliation(s)
- Kevin P. McGowan
- Department of Chemistry, Center for Catalysis, University of Florida, P.O. Box 117200, Gainesville, Florida 32611, United States
| | - Khalil A. Abboud
- Department of Chemistry, Center for Catalysis, University of Florida, P.O. Box 117200, Gainesville, Florida 32611, United States
| | - Adam S. Veige
- Department of Chemistry, Center for Catalysis, University of Florida, P.O. Box 117200, Gainesville, Florida 32611, United States
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29
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O’Reilly ME, Del Castillo TJ, Falkowski JM, Ramachandran V, Pati M, Correia MC, Abboud KA, Dalal NS, Richardson DE, Veige AS. Autocatalytic O2 Cleavage by an OCO3– Trianionic Pincer CrIII Complex: Isolation and Characterization of the Autocatalytic Intermediate [CrIV]2(μ-O) Dimer. J Am Chem Soc 2011; 133:13661-73. [DOI: 10.1021/ja2050474] [Citation(s) in RCA: 37] [Impact Index Per Article: 2.8] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/28/2022]
Affiliation(s)
- Matthew E. O’Reilly
- Department of Chemistry, Center for Catalysis, University of Florida, P.O. Box 117200, Gainesville, Florida 32611, United States
| | - Trevor J. Del Castillo
- Department of Chemistry, Center for Catalysis, University of Florida, P.O. Box 117200, Gainesville, Florida 32611, United States
| | - Joseph M. Falkowski
- Department of Chemistry, Center for Catalysis, University of Florida, P.O. Box 117200, Gainesville, Florida 32611, United States
| | - Vasanth Ramachandran
- Department of Chemistry and Biochemistry, Florida State University, Tallahassee, Florida 32306, United States
| | - Mekhala Pati
- Department of Chemistry and Biochemistry, Florida State University, Tallahassee, Florida 32306, United States
| | - Marie C. Correia
- Department of Chemistry, Center for Catalysis, University of Florida, P.O. Box 117200, Gainesville, Florida 32611, United States
| | - Khalil A. Abboud
- Department of Chemistry, Center for Catalysis, University of Florida, P.O. Box 117200, Gainesville, Florida 32611, United States
| | - Naresh S. Dalal
- Department of Chemistry and Biochemistry, Florida State University, Tallahassee, Florida 32306, United States
| | - David E. Richardson
- Department of Chemistry, Center for Catalysis, University of Florida, P.O. Box 117200, Gainesville, Florida 32611, United States
| | - Adam S. Veige
- Department of Chemistry, Center for Catalysis, University of Florida, P.O. Box 117200, Gainesville, Florida 32611, United States
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Demir S, Mueller TJ, Ziller JW, Evans WJ. σ Bond Metathesis Reactivity of Allyl Scandium Metallocenes with Diphenyldichalcogenides, PhEEPh (E = S, Se, Te). Organometallics 2011. [DOI: 10.1021/om2001876] [Citation(s) in RCA: 7] [Impact Index Per Article: 0.5] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/13/2023]
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31
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Kuppuswamy S, Ghiviriga I, Abboud KA, Veige AS. Activation of an Aryl C−H Bond Converts Chelating Diphenolate Ligands Bound to Zirconium into Trianionic Pincer Ligands: σ-Donor Ligand Effects versus Thermolysis. Organometallics 2010. [DOI: 10.1021/om100732d] [Citation(s) in RCA: 30] [Impact Index Per Article: 2.1] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/28/2022]
Affiliation(s)
- Subramaniam Kuppuswamy
- Center for Catalysis, University of Florida, P.O. Box 117200, Gainesville, Florida 32611, United States
| | - Ion Ghiviriga
- Center for Catalysis, University of Florida, P.O. Box 117200, Gainesville, Florida 32611, United States
| | - Khalil A. Abboud
- Center for Catalysis, University of Florida, P.O. Box 117200, Gainesville, Florida 32611, United States
| | - Adam S. Veige
- Center for Catalysis, University of Florida, P.O. Box 117200, Gainesville, Florida 32611, United States
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