Transformed steroids. Communication 154. Production of A 17-spirooxetan-20-one under conditions of 21-hydroxylation of 16?-acetamidopregn-5-ene-3?,17?-diol-20-one with iodosobenzene diacetate
Transformed steroids. Communication 154. Production of A 17-spirooxetan-20-one under conditions of 21-hydroxylation of 16?-acetamidopregn-5-ene-3?,17?-diol-20-one with iodosobenzene diacetate