(7R,8R,9S,13S,14S)-3,3-dimethoxy-7,13-dimethyl-1,2,4,6,7,8,9,11,12,14,15,16-dodecahydrocyclopenta[a]phenanthren-17-one

It is used mainly as a synthetic intermediate in steroid chemistry for further functionalization and the development of pharmaceutical steroids. (7R,8R,9S,13S,14S)-3,3-Dimethoxy-7,13-dimethyl-…-17-one is a steroidal ketone derivative featuring dimethoxy protection at the 3-position and methyl substitutions at positions 7 and 13.

API Name Tibolone
CAS No 88247-84-1
Molecular Formula C21H32O3
Molecular Weight 332.5 g/mol
Synonyms (7R,8R,9S,13S,14S)-3,3-dimethoxy-7,13-dimethyl-1,2,4,6,7,8,9,11,12,14,15,16-dodecahydrocyclopenta[a]phenanthren-17-one