Direct Preparation of <i>Z</i>-1,3-Enyne Systems with a TMS-Propargylic Sulfone: Application of a One-Pot Julia Olefination
作者:Carlo Bonini、Lucia Chiummiento、Valeria Videtta
DOI:10.1055/s-2006-948196
日期:2006.8
A benzothiazolyl TMS-propargylic sulfone was subjected to one-pot Julia olefinations with a variety of aliphatic and aromatic aldehydes. Predominant Z-selectivity up to 98:2 and good chemical yields were obtained in a facile route to the desired 2-1,3-enyne moieties.
苯并噻唑基 TMS-炔丙基砜与各种脂肪族和芳香族醛进行一锅 Julia 烯化。以一种简便的途径获得了所需的 2-1,3-烯炔部分的主要 Z 选择性高达 98:2 和良好的化学产率。