A New furan flavonol glycoside from epimedium koreanum / 中草药·英文版

ABSTRACT

Objective: To study the chemical constituents of Epimedium koreanum. Methods: Separation was carried out through silica gel and Sephadex LH-20 column chromatography and HPLC method. The chemical structures were elucidated by spectroscopic method including 1D-NMR and 2D-NMR. Results: A new furanflavonol glycoside (1) was isolated and identified. Conclusion: Compound 1 is a new furanflavonol glycoside, and its structure is corroborated as 5,4'-dihydroxyfurano [2″,3"7,8] flavonol 3- O-α- L-rhamnoside. © 2014 Tianjin Press of Chinese Herbal Medicines.