Asymmetric synthesis of 1-aryl-1,2-ethanediols from arylacetylenes by palladium-catalyzed asymmetric hydrosilylation as a key step.

作者: Toyoshi Shimada , Kotaro Mukaide , Akihiro Shinohara , Jin Wook Han , Tamio Hayashi

DOI: 10.1021/JA017617G

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摘要: Double hydrosilylation of arylacetylenes with trichlorosilane catalyzed first by platinum and second a chiral monophosphine−palladium complex generated the corresponding 1,2-bis(silyl)-1-arylethanes, oxidation which hydrogen peroxide gave 1-aryl-1,2-diols high enantiomeric purity (94−98% ee) in yields.

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