Ru(CH3CN)3Cl3, preparation and use as a mediator for the electrooxidation of hydrocarbons

被引:14
作者
Appelbaum, L
Heinrichs, C
Demtschuk, J
Michman, M [1 ]
Oron, M
Schäfer, HJ
Schumann, H
机构
[1] Hebrew Univ Jerusalem, Dept Organ Chem, IL-91904 Jerusalem, Israel
[2] Univ Munster, Inst Organ Chem, D-48148 Munster, Germany
[3] Tech Univ Berlin, Inst Anorgan & Analyt Chem, D-10623 Berlin, Germany
关键词
tris(acetonitrile)ruthenium trichloride; electrocatalysis; indirect electrooxidation; tetralin; tetralone;
D O I
10.1016/S0022-328X(99)00532-X
中图分类号
O61 [无机化学];
学科分类号
070301 ; 081704 ;
摘要
Hydrogenation of ruthenium chloride in acetonitrile yields complexes of the type Ru(CH3CN)(n)Cl6-n of which three are isolated (n = 2, 3, 4). Their formation is traced by voltammetry. Ru(CH3CN)(2)Cl-4 and Ru(CH3CN)(3)Cl-3 have been characterized by single-crystal X-ray diffraction. Voltammetry shows that Ru(CH3CN)(3)Cl-3 acts as a mediator for oxidation of cyclohexene, methylcyclohexene, 1-tetralol and tetralin. Its role in tetralin oxidation is illustrated by preparative scale electrolysis. The compounds Ru(CH3CN)(2)Cl-4 and Ru(CH3CN)(4)Cl-2 did not react with any of the mentioned hydrocarbons. (C) 1999 Elsevier Science S.A. All rights reserved.
引用
收藏
页码:240 / 250
页数:11
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