title: Cactaceae alkaloids. 28. Two new alkaloids from Coryphantha calipensis H. Bravo.
mesh_terms: D000470:Alkaloids / Q000032:analysis / Q000302:isolation & purification*; D002849:Chromatography, Gas; D002855:Chromatography, Thin Layer; D004983:Ethanolamines / Q000032:analysis / Q000302:isolation & purification; D006868:Hydrolysis; D009682:Magnetic Resonance Spectroscopy; D013058:Mass Spectrometry; D008745:Methylation; D010084:Oxidation-Reduction; D010627:Phenethylamines / Q000032:analysis / Q000302:isolation & purification*; D010946:Plants, Medicinal / Q000032:analysis*; D012997:Solvents; D013055:Spectrophotometry, Infrared
chemical_list: D000470:Alkaloids; D004983:Ethanolamines; D010627:Phenethylamines; D012997:Solvents