Preparation and properties of steroidal 17,20- and 20,21-acetonides epimeric at C-20. 3. Dioxolone derivatives of alpha-hydroxy acids.
D000438:Alcohols; D055598:Chemical Phenomena; D002621:Chemistry; D004149:Dioxoles / Q000138:chemical synthesis*; D009682:Magnetic Resonance Spectroscopy; D010084:Oxidation-Reduction; D011278:Pregnanes / Q000138:chemical synthesis*
D000438:Alcohols; D004149:Dioxoles; D011278:Pregnanes