Dolabellane, a biogenetic precursor of fusicoccane and dolastane diterpenoids, was constructed stereoselectively via Cope rearrangement of an appropriately functionalized 1,3,2-dioxasilacycloheptane derivative to generate the trans-geometry at C-1 and C-12.
Dolabellane 是 fusicoccane 和 dolastane 二萜的
生物遗传前体,通过适当功能化的 1,3,2-二氧杂
硅杂
环庚烷衍
生物的 Cope 重排立体选择性地构建,以在 C-1 和 C-12 处产生反式几何。