title: Steroids and related products. 38. 11-Aza steroids. 3. The synthesis of 11-aza 9 -steroids. I.
mesh_terms: D000107:Acetylation; D000586:Amination; D000641:Ammonia; D001372:Aza Compounds / Q000032:analysis / Q000138:chemical synthesis; D001966:Bromine; D002384:Catalysis; D002845:Chromatography; D006865:Hydrogenation; D006868:Hydrolysis; D007651:Keto Acids; D008094:Lithium; D009682:Magnetic Resonance Spectroscopy; D010084:Oxidation-Reduction; D010472:Perchlorates; D011278:Pregnanes / Q000032:analysis / Q000138:chemical synthesis*; D013055:Spectrophotometry, Infrared; D013056:Spectrophotometry, Ultraviolet; D013057:Spectrum Analysis
chemical_list: D001372:Aza Compounds; D007651:Keto Acids; D010472:Perchlorates; D011278:Pregnanes; D000641:Ammonia; D008094:Lithium; D001966:Bromine