Standards; Pharmaceutical/API Drug Impurities/Metabolites; Lysergic Acid Derivatives; Tryptamines;
应用:
(6aR,9R,10aR)-9-(((2R,5S,10aS,10bS)-5-Benzyl-10b-hydroxy-2-isopropyl-3,6-dioxooctahydro-2H-oxazolo[3,2-a]pyrrolo[2,1-c]pyrazin-2-yl)carbamoyl)-7-methyl-4,6,6a,7,8,9,10,10a-octahydroindolo[4,3-fg]quinoline 7-Oxide is an impurity of dihydroergocristine, a semi-synthetic drug often used for age-related cognitive impairment.