various E- and Z-1,1-diaryl and triarylolefins 3 was achieved from readily available vinylstannanes 1 via stereospecific iodo-destannylation and subsequent palladium-catalyzed Negishi-type cross-coupling reaction with arylzinc reagents under mild conditions.
立体选择性和灵活的合成各种E-和Z -1,1-二芳基和三芳基烯烃3的方法是通过适度立体条件下的
碘锡脱
锡反应,然后在温和的条件下与芳基
锌试剂进行
钯催化的Negishi型交叉偶联反应,从易得的
乙烯基锡烷1。