Oxidation of [Ir(η 5-C5Me5)(C3S5)] [C3S52-=4,5-disulfanyl-1,3-dithiole-2-thionate(2-)] and X-ray crystal structure of [IrBr(η5-C5Me5)(μ-C2S4)IrBr(η-C5Me5)]

被引:11
作者
Kawabata, K [1 ]
Nakano, M [1 ]
Tamura, H [1 ]
Matsubayashi, G [1 ]
机构
[1] Osaka Univ, Dept Mol Chem, Grad Sch Engn, Toyonaka, Osaka 5600043, Japan
基金
日本学术振兴会;
关键词
Iridium(III) complexes; dithiolate complexes; X-ray crystal structure; ESR spectra;
D O I
10.1016/j.ica.2004.06.054
中图分类号
O61 [无机化学];
学科分类号
070301 ; 081704 ;
摘要
[Ir(eta(5)-C5Me5)(C3S5)] [C3S52- = 4,5-disulfanyl-1,3-dithiole-2-thionate(2-)] was prepared by a reaction of [NMe4](2)[C3S5] with [Ir(eta(5)-C5Me5)Cl-2](2) in ethanol, It was reacted with bromine to afford a paramagnetic species [IrBr(eta(5)-C5Me5)(C3S5)] with the Ir-Br bond and in the one-electron-oxidized state, and a diamagnetic dinuclear species [IrBr(eta(5)-C5Me5)(mu-C2S4)IrBr(eta(5)-C5Me5)]. ESR spectra for the one-electron-oxidized species in solution are discussed. The X-ray crystal structural analysis for the latter complex revealed the geometry consisting of dinuclear IrBr(eta(5)-C5Me5) moieties bridged by the C2S42- ligand. (C) 2004 Elsevier B.V. All rights reserved.
引用
收藏
页码:4373 / 4378
页数:6
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