Chemical constituents of Physalis alkekengi var. franchetii / 中草药

ABSTRACT

Objective To study the active constituents of Physalis alkekengi var. franchetii MethodsThe compounds were separated by silica gel and Sephadex LH-20 chromatography method, their structures were identified on the spectral analyses and physical data. Results Eleven compounds were isolated and identified as ?-sitosterol (Ⅰ), physalin A (Ⅱ), physalin B (Ⅲ), physalin O (Ⅳ), physalin L (Ⅴ), physalin M (Ⅵ), daucosterol (Ⅶ), ombuine (Ⅷ), 5, 4′, 5′-trihydroxy-7, 3′-dimethoxy-flavonol (Ⅸ), luteolin (Ⅹ), and luteolin-7-O-?-D-glucopyranoside (Ⅺ). Conclusion Compound Ⅸ is a new compound named physaflavonol.