A chemodifferentiation of the isomers of the vinylboranes resulting from SN opening of allylic epoxides by alkynyl-borates authorizes the isolation of pure E isomers of hexa-1,5-diene-3-ol .
炔基
硼酸酯对
烯丙基
环氧化物的S N开环导致的
乙烯基硼烷异构体的
化学脱敏,可分离出hexa-1,5-diene-3-ol的纯E异构体。