Trialkylsiloxy derivs - by silylation of 13 beta-ethylgonanes peripheral, central and depot activity

摘要

Prepn of steroids as in parent patent but using 13beta-ethylgonane derivs in dipolar, aprotic solvents and trialkylhalosilanes to form trialkylsiloxy-13beta-ethylgonane derivs, which may be used in human and veterinary medicin. Silylating agents such as choloromethyldimethylorosilane, trimethylchorosilane and ethyldimethylchlorosilane are used.