[Acid catalyzed cyclization of 16-methylene-17-alpha,21-dihydroxy ketones-(20) in the pregnane series].
D055598:Chemical Phenomena; D002621:Chemistry; D007659:Ketones; D011372:Progestins
D007659:Ketones; D011372:Progestins
Säure-katalysierte cyclisierung von 16-methylen-17-alpha,21-dihydroxy-ketonen-(20) der pregnan-reihe.