Anthraquinone drugs. II. Inadvertent acetylation of aloe-emodin during preparation of aglycones from crude drugs--UV, IR, and NMR spectra of the products.
D000085:Acetates; D000504:Aloe / Q000302:isolation & purification; D000880:Anthraquinones / Q000032:analysis*; D002400:Cathartics / Q000032:analysis; D055598:Chemical Phenomena; D002621:Chemistry; D002855:Chromatography, Thin Layer; D006027:Glycosides / Q000302:isolation & purification; D007259:Infrared Rays; D009682:Magnetic Resonance Spectroscopy; D010946:Plants, Medicinal; D013053:Spectrophotometry; D014466:Ultraviolet Rays
D000085:Acetates; D000880:Anthraquinones; D002400:Cathartics; D006027:Glycosides