Catalytic carbon-chlorine bond cleavage via electrochemical reduction of [ReCl6]2-

被引:3
|
作者
Brown, AR [1 ]
Taylor, KJ [1 ]
Yellowlees, LJ [1 ]
机构
[1] Univ Edinburgh, Dept Chem, Edinburgh EH9 3JJ, Midlothian, Scotland
关键词
D O I
10.1039/a802888e
中图分类号
O61 [无机化学];
学科分类号
070301 ; 081704 ;
摘要
Electrochemical reduction of hexachlororhenate(Iv) in chlorinated solvents gave rise to a catalytic cycle producing free chloride and radical dimerisation products. Chlorine-36 tracer experiments showed this free chloride to be derived not from the solvent, as would be expected for a classical redox catalysis, but from the metal complex. A co-ordinatively unsaturated rhenium(III) intermediate capable of abstracting chlorine atoms to regenerate the starting material is proposed as the reactive species.
引用
收藏
页码:2401 / 2404
页数:4
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