(±)-Labdane-8α,15-diol and (±)-eperuane-8β,15-diol, diastereomeric diterpenes to each other, were prepared separately and stereoselectively, via a common 7-membered lactone from the known tricyclic keto alcohol.
(±)-莱布丹-8α,15
-二醇和(±)-eperuane-8β,15
-二醇是互为非对映异构体的二
萜类化合物,它们分别通过已知的
三环酮醇中的一个共同的 7 元内酯立体选择性地制备出来。