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Two bisbenzylisoquinoline alkaloids, two morphine alkaloids, one aporphine alkaloid, syringaresinol and aristolochic acid І were selected as marker compounds and simultaneously analyzed using an ultra-high pressure liquid chromatography-diode array detection (UHPLC-DAD) method. These marker compounds were used for the quality control of Fangchi species of different origins, including Sinomenium acutum, Stephania tetrandra, Cocculus trilobus and Aristolochia fangchi. A reversed-phase UHPLC-DADdoi:10.3390/molecules18055235 pmid:23652992 fatcat:u2npdlr7mfdtboecga6lfj76na