title: Transformations of steroidal neopentyl systems. VII. Mechanism of the transformation of (19R)-hydroxy-19a-methyl-(5 )-3-ones to 19-keto-19a-methyl-(5 )-3 -hydroxy analogs.
mesh_terms: D000731:Androstanes; D055598:Chemical Phenomena; D002621:Chemistry; D006914:Hydroxysteroids; D007664:Ketosteroids / Q000138:chemical synthesis; D008722:Methods; D008745:Methylation; D013329:Structure-Activity Relationship
chemical_list: D000731:Androstanes; D006914:Hydroxysteroids; D007664:Ketosteroids