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Matsubara Y, Yamaguchi T, Hashimoto T, Yamaguchi Y. Iron(II) bipyridine complexes for the cross-coupling reaction of bromocyclohexane with phenylmagnesium bromide. Polyhedron 2017. [DOI: 10.1016/j.poly.2017.02.046] [Citation(s) in RCA: 6] [Impact Index Per Article: 0.9] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 10/20/2022]
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Shin SY, Simon LC, Soares JBP. Synthesis of Ethylene/Acrylonitrile Composite Elastomers with Nanosized Polyacrylonitrile Domains Using α-Dimine-[ N,N
] Nickel Dichloride/EASC. MACROMOL CHEM PHYS 2011. [DOI: 10.1002/macp.201000414] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/09/2022]
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Poli R. Radical Coordination Chemistry and Its Relevance to Metal‐Mediated Radical Polymerization. Eur J Inorg Chem 2011. [DOI: 10.1002/ejic.201001364] [Citation(s) in RCA: 91] [Impact Index Per Article: 7.0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/10/2022]
Affiliation(s)
- Rinaldo Poli
- Laboratoire de Chimie de Coordination (LCC), CNRS, Université de Toulouse; UPS, INPT, 205, route de Narbonne, 31077 Toulouse, France, Fax: +33‐5‐61553003
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Roy AS, Biswas MK, Weyhermüller T, Ghosh P. Unsymmetrical diimine complexes of iron(ii) and manganese(ii): synthesis, structure and photoluminescence of an isomer. Dalton Trans 2011; 40:146-55. [DOI: 10.1039/c0dt00883d] [Citation(s) in RCA: 10] [Impact Index Per Article: 0.8] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/28/2022]
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Nakamura A, Ito S, Nozaki K. Coordination−Insertion Copolymerization of Fundamental Polar Monomers. Chem Rev 2009; 109:5215-44. [DOI: 10.1021/cr900079r] [Citation(s) in RCA: 696] [Impact Index Per Article: 46.4] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/19/2023]
Affiliation(s)
- Akifumi Nakamura
- Department of Chemistry and Biotechnology, Graduate School of Engineering, The University of Tokyo, 7-3-1 Hongo, Bunkyo-ku, 113-8656, Japan
| | - Shingo Ito
- Department of Chemistry and Biotechnology, Graduate School of Engineering, The University of Tokyo, 7-3-1 Hongo, Bunkyo-ku, 113-8656, Japan
| | - Kyoko Nozaki
- Department of Chemistry and Biotechnology, Graduate School of Engineering, The University of Tokyo, 7-3-1 Hongo, Bunkyo-ku, 113-8656, Japan
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Chen EYX. Coordination Polymerization of Polar Vinyl Monomers by Single-Site Metal Catalysts. Chem Rev 2009; 109:5157-214. [DOI: 10.1021/cr9000258] [Citation(s) in RCA: 469] [Impact Index Per Article: 31.3] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/30/2022]
Affiliation(s)
- Eugene Y.-X. Chen
- Department of Chemistry, Colorado State University, Fort Collins, Colorado 80523-1872
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Grishin DF, Il’ichev IS, Valetova NB. Use of the NiBr2(PPh3)2/Zn catalytic system for homo- and copolymerization of styrene and methyl methacrylate. POLYMER SCIENCE SERIES B 2009. [DOI: 10.1134/s1560090409030038] [Citation(s) in RCA: 3] [Impact Index Per Article: 0.2] [Reference Citation Analysis] [Track Full Text] [Subscribe] [Scholar Register] [Indexed: 11/22/2022]
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Friese SJ, Kucera BE, Young VG, Que L, Tolman WB. Iron(II) complexes of sterically bulky alpha-ketocarboxylates. structural models for alpha-ketoacid-dependent nonheme iron halogenases. Inorg Chem 2008; 47:1324-31. [PMID: 18217706 DOI: 10.1021/ic701823y] [Citation(s) in RCA: 18] [Impact Index Per Article: 1.1] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/28/2022]
Abstract
Reaction of the sterically hindered alpha-ketocarboxylate 2,6-di(mesityl)benzoylformate (MesBF) with the iron(II) complexes LFeCl 2 [L = N, N, N', N'-tetramethylpropylenediamine (Me 4pda) or 6,6'-dimethyl-2,2'-bipyridine (dmby)] yielded LFe(Cl)(MesBF) ( 1 or 2). X-ray crystal structures of these complexes showed that they closely model the active site structure of the nonheme iron halogenase enzyme SyrB2. A similar synthetic procedure using benzoylformate with L = dmby yielded (dmby)Fe[(O 2CC(O)Ph)] 2 ( 3) instead, demonstrating the need for the sterically hindered alpha-ketocarboxylate to assemble the halogenase model compounds. In order to make reactivity comparisons among the structurally related iron(II) complexes of benzoylformates of varying steric properties, the complexes [LFe(O 2CC(O)Ar)] n ( 4- 6) were prepared, where L' = tris(pyridylmethyl)amine (tpa) and Ar = 2,6-dimesitylphenyl, 2,6-di p-tolylphenyl, or 2,4,6-trimethylphenyl, respectively. X-ray structures for the latter two cases ( 5 and 6) revealed dinuclear topologies ( n = 2), but UV-vis and (1)H NMR spectroscopy indicated that all three complexes dissociated in varying degrees to monomers in CH 2Cl 2 solution. Although compounds 1- 6 were oxidized by O 2, oxidative decarboxylation of the alpha-ketocarboxylate ligand(s) only occurred for 3. These results indicate that the steric hindrance useful for structural modeling of the halogenase active site prohibits functional mimicry of the enzyme.
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Affiliation(s)
- Seth J Friese
- Department of Chemistry and Center for Metals in Biocatalysis, University of Minnesota, 207 Pleasant Street SE, Minneapolis, MN 55455, USA
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Choualeb A, Blacque O, Schmalle HW, Fox T, Hiltebrand T, Berke H. Olefin Complexes of Low-Valent Rhenium. Eur J Inorg Chem 2007. [DOI: 10.1002/ejic.200700573] [Citation(s) in RCA: 17] [Impact Index Per Article: 1.0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/08/2022]
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Small BL, Rios R, Fernandez ER, Carney MJ. Oligomerization of Ethylene Using New Iron Catalysts Bearing Pendant Donor Modified α-Diimine Ligands. Organometallics 2007. [DOI: 10.1021/om0611406] [Citation(s) in RCA: 61] [Impact Index Per Article: 3.6] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/29/2022]
Affiliation(s)
- Brooke L. Small
- Chevron Phillips Chemical Company, 1862 Kingwood Drive, Kingwood, Texas 77339, and Department of Chemistry, University of Wisconsin−Eau Claire, 105 Garfield Avenue, Eau Claire, Wisconsin 54702
| | - Ray Rios
- Chevron Phillips Chemical Company, 1862 Kingwood Drive, Kingwood, Texas 77339, and Department of Chemistry, University of Wisconsin−Eau Claire, 105 Garfield Avenue, Eau Claire, Wisconsin 54702
| | - Eric R. Fernandez
- Chevron Phillips Chemical Company, 1862 Kingwood Drive, Kingwood, Texas 77339, and Department of Chemistry, University of Wisconsin−Eau Claire, 105 Garfield Avenue, Eau Claire, Wisconsin 54702
| | - Michael J. Carney
- Chevron Phillips Chemical Company, 1862 Kingwood Drive, Kingwood, Texas 77339, and Department of Chemistry, University of Wisconsin−Eau Claire, 105 Garfield Avenue, Eau Claire, Wisconsin 54702
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Wu F, Jordan RF. Acrylonitrile Insertion Reactions of Palladium Alkyl Complexes that Contain Neutral or Anionic Bidentate Phosphine Ligands. Organometallics 2006. [DOI: 10.1021/om060640w] [Citation(s) in RCA: 21] [Impact Index Per Article: 1.2] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/28/2022]
Affiliation(s)
- Fan Wu
- Department of Chemistry, The University of Chicago, 5735 South Ellis Avenue, Chicago, Illinois 60637
| | - Richard F. Jordan
- Department of Chemistry, The University of Chicago, 5735 South Ellis Avenue, Chicago, Illinois 60637
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Nagel M, Sen A. Intermediacy of Radicals in Rearrangement and Decomposition of Metal−Alkyl Species: Relevance to Metal-Mediated Polymerization of Polar Vinyl Monomers. Organometallics 2006. [DOI: 10.1021/om060519p] [Citation(s) in RCA: 16] [Impact Index Per Article: 0.9] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/28/2022]
Affiliation(s)
- Megan Nagel
- Department of Chemistry, The Pennsylvania State University, University Park, Pennsylvania 16802
| | - Ayusman Sen
- Department of Chemistry, The Pennsylvania State University, University Park, Pennsylvania 16802
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Stojcevic G, Prokopchuk EM, Baird MC. Coordination insertion reactions of acrylonitrile into Pd–H and Pd–methyl bonds in a diimine-palladium(II) system. J Organomet Chem 2005. [DOI: 10.1016/j.jorganchem.2005.07.031] [Citation(s) in RCA: 15] [Impact Index Per Article: 0.8] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 10/25/2022]
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Castro PM, Lankinen MP, Leskelä M, Repo T. Polymerisation of Acrylates Catalysed by Methylaluminoxane Activated Ditertiary Phosphine Complexes of Iron and Cobalt Dichlorides. MACROMOL CHEM PHYS 2005. [DOI: 10.1002/macp.200400472] [Citation(s) in RCA: 10] [Impact Index Per Article: 0.5] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/09/2022]
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Wu F, Foley SR, Burns CT, Jordan RF. Acrylonitrile Insertion Reactions of Cationic Palladium Alkyl Complexes. J Am Chem Soc 2005; 127:1841-53. [PMID: 15701020 DOI: 10.1021/ja044122t] [Citation(s) in RCA: 64] [Impact Index Per Article: 3.4] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/28/2022]
Abstract
The reactions of acrylonitrile (AN) with "L(2)PdMe+" species were investigated; (L(2) = CH(2)(N-Me-imidazol-2-yl)(2) (a, bim), (p-tolyl)(3)CCH(N-Me-imidazol-2-yl)(2) (b, Tbim), CH(2)(5-Me-2-pyridyl)(2) (c, CH(2)py'(2)), 4,4'-Me(2)-2,2'-bipyridine (d), 4,4'-(t)Bu(2)-2,2'-bipyridine (e), (2,6-(i)Pr(2)-C(6)H(3))N=CMeCMe=N(2,6-(i)Pr(2)-C(6)H(3)) (f)). [L(2)PdMe(NMe(2)Ph)][B(C(6)F(5))(4)] (2a-c) and [{L(2)PdMe}(2)(mu-Cl)][B(C(6)F(5))(4)] (2d-f) react with AN to form N-bound adducts L(2)Pd(Me)(NCCH=CH(2))(+) (3a-f). 3a-e undergo 2,1 insertion to yield L(2)Pd{CH(CN)Et}+, which form aggregates [L(2)Pd{CH(CN)Et}](n)(n)(+) (n = 1-3, 4a-e) in which the Pd units are proposed to be linked by PdCHEtCN- - -Pd bridges. 3f does not insert AN at 23 degrees C. 4a-e were characterized by NMR, ESI-MS, IR and derivatization to L(2)Pd{CH(CN)Et}(PR(3))+ (R = Ph (5a-e), Me (6a-c)). 4a,b react with CO to form L(2)Pd{CH(CN)Et}(CO)+ (7a,b). 7a reacts with CO by slow reversible insertion to yield (bim)Pd{C(=O)CH(CN)Et}(CO)+ (8a). 4a-e do not react with ethylene. (Tbim)PdMe+ coordinates AN more weakly than ethylene, and AN insertion of 3b is slower than ethylene insertion of (Tbim)Pd(Me)(CH(2)=CH(2))(+) (10b). These results show that most important obstacles to insertion polymerization or copolymerization of AN using L(2)PdR+ catalysts are the tendency of L(2)Pd{CH(CN)CH(2)R}+ species to aggregate, which competes with monomer coordination, and the low insertion reactivity of L(2)Pd{CH(CN)CH(2)R}(substrate)+ species.
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Affiliation(s)
- Fan Wu
- Department of Chemistry, The University of Chicago, 5735 South Ellis Avenue, Chicago, IL 60637, USA
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