A 2,3-epoxycyclopentanone represented by the formula (IV): ##STR1## wherein the variables are as defined in the specification, which is used in the preparation of a 2-substituted-2-cyclopentanone compound suitable for use as an anticancer agent and a bone formation accelerator.
公式(IV)所表示的2,3-环氧基
环戊酮,其中变量如规范中定义的,用于制备适用于作为抗癌剂和骨形成
促进剂的2-取代基-2-
环戊酮化合物。