Carbon-sulfur bond formation between a ruthenium-coordinated thiyl radical and methyl ketones

被引:20
作者
Poturovic, S [1 ]
Mashuta, MS [1 ]
Grapperhaus, CA [1 ]
机构
[1] Univ Louisville, Dept Chem, Louisville, KY 40292 USA
关键词
ketones; radicals; ruthenium; sulfur;
D O I
10.1002/anie.200462713
中图分类号
O6 [化学];
学科分类号
0703 ;
摘要
A metal-coordinated thiyl radical was revealed by the electrochemical oxidation of a ruthenium(III)-thiolate in acetone (and related ketones). The subsequent reaction between the radical intermediate and acetone resulted in C-S bond formation and ultimately a ruthenium(III)-thioether product (see picture). A mechanism that involves reaction of the enol tautomer of acetone with the radical is proposed. (Figure Presented) © 2005 Wiley-VCH Verlag GmbH & Co. KGaA.
引用
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页码:1883 / 1887
页数:5
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