作者:Julien Gerard、László Hevesi
DOI:10.1016/j.tet.2003.11.023
日期:2004.1
In view of generating trisubstituted vinylic chalcogen derivatives, β-chalcogeno alkenylboranes generated through the chalcogen electrophile induced rearrangements of 1-alkynyltrialkyl borates have been subjected to Suzuki–Miyaura coupling and to boron to copper transmetalation followed by alkylation. Some of the trisubstituted vinyl sulfides obtained by this latter strategy have been converted efficiently
考虑到生成三取代乙烯基硫属元素衍生物,通过硫族元素亲电试剂诱导的1-炔基三烷基硼酸酯重排生成的β-硫属元素烯基硼烷已经进行了Suzuki-Miyaura偶联,并进行了硼到铜的重金属化反应,然后进行了烷基化反应。通过后一种策略获得的一些三取代的乙烯基硫化物已通过NiCl 2(dmpe)催化与各种格氏试剂的偶联有效地转化为标题烯烃。