Internal enynyldialkylboranes give regio- and stereospecifically designed conjugated enynes, bearing an allyl or 1-alkynyl group on the internal alkenyl carbon atom, by a coupling reaction with allyl bromide or 1-bromo-1-alkynes.
内部烯基二烷基
硼烷通过与烯丙基
溴或 1-
溴-1-
炔烃的偶联反应产生区域和立体定向设计的共轭烯炔,在内部烯基碳原子上带有烯丙基或 1-炔基。