title: Intramolecular catalysis. VII: The nature of side chain shielding of the 12alpha-hydroxyl group of steroids.
mesh_terms: D000085:Acetates; D000107:Acetylation; D000812:Anhydrides; D055598:Chemical Phenomena; D002621:Chemistry; D002757:Cholanes / Q000138:chemical synthesis; D002849:Chromatography, Gas; D003201:Computers; D006914:Hydroxysteroids / Q000138:chemical synthesis*; D007664:Ketosteroids / Q000138:chemical synthesis; D009682:Magnetic Resonance Spectroscopy; D008968:Molecular Conformation; D009654:Norsteroids / Q000138:chemical synthesis; D011278:Pregnanes / Q000138:chemical synthesis; D011725:Pyridines; D013055:Spectrophotometry, Infrared
chemical_list: D000085:Acetates; D000812:Anhydrides; D002757:Cholanes; D006914:Hydroxysteroids; D007664:Ketosteroids; D009654:Norsteroids; D011278:Pregnanes; D011725:Pyridines