3-Methylpent-2-cis-enyl bromide (XI) and 4-methylhex-3-cis-enyl bromide (XIX), the key starting materials for the syntheses of the Cecropia juvenile hormones, were synthesized stereospecifically or stereoselectively.
立体选择性地或立体选择性地合成了3-甲基戊-2-顺式
溴化
甲烷(XI)和4-甲基六-3-顺式
溴化
甲烷(XIX),它们是合成Cecropia少年激素的关键原料。