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|1. (WO2018197296) PROCESS FOR THE PREPARATION OF DES-A-STEROIDS, INTERMEDIATES USEFUL FOR THE SYNTHESIS OF 9BETA,10ALFA-STEROIDS|
DI BRISCO, Roberto
|Title:||PROCESS FOR THE PREPARATION OF DES-A-STEROIDS, INTERMEDIATES USEFUL FOR THE SYNTHESIS OF 9BETA,10ALFA-STEROIDS|
The present invention relates to a process for the synthesis of intermediates of general formula (I): by means of a simultaneous protection and hydrogenation reaction of an intermediate of formula (II), according to the scheme below: Compounds (I) are intermediates useful for the preparation of steroidal compounds with a (9β,10α) configuration, which are an important group of molecules with known pharmacological activity.