HRID1587623

反应详情

EQUATION

反应方程式

HRID 1587623 的结构方程式

PROCEDURE

实验过程

The procedure of Example 7 was repeated except that 89 mg of 1α,3β-diacetoxypregna-5,7-diene-20-carboxylic acid obtained in Example 22 was used in lieu of 85 mg of 1α,3β-bis(methoxycarbonyloxy)pregna-5,7-diene-20-carboxylic acid to give 82 mg of methyl 1α,3β-di-acetoxypregna-5,7-diene-20-carboxylate.