Copper-catalysed cross-coupling of alkyl Grignard reagents and propargylic ammonium salts: stereospecific synthesis of allenes

Manuel Guisán‐Ceinos,Victor Martín-Heras,Rita Soler‐Yanes,Diego J. Cárdenas,Mariola Tortosa

Chemical Communications（2018）

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摘要

A robust and convenient method to prepare enantiomerically enriched allenes using propargylic salts is reported. High yields and excellent chirality transfer are observed.

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关键词

alkyl grignard reagents,propargylic ammonium salts,stereospecific synthesis,copper-catalysed,cross-coupling

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