We report a palladium-catalyzed coupling reaction of alkynes and silicon electrophiles, affording stereodefined silyl-enynes. Either E- or Z-enynes can be formed in high yields and in a highly stereoselective manner depending on the choice of ligands.

中文翻译：

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钯催化炔烃和碘代硅烷偶联立体发散合成甲硅烷基-烯炔

我们报告了炔烃和硅亲电子试剂的钯催化偶联反应，得到立体定义的甲硅烷基-烯炔。取决于配体的选择， E - 或Z -烯炔可以以高产率和高度立体选择性的方式形成。