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Biflavone glucosides from Ginkgo biloba yellow leaves
Authors:Hyun Sook Kyung  Kang Sam Sik  Son Kun Ho  Chung Hae Young  Choi Jae Sue
Affiliation:Faculty of Food Science and Biotechnology, Pukyong National University; Busan 608-737, Korea.
Abstract:Phytochemical investigation of Ginkgo biloba (Ginkgoaceae) has resulted in the isolation of two new biflavone glucosides, ginkgetin 7'-O-beta-D-glucopyranoside (1) and isoginkgetin 7-O-beta-D-glucopyranoside (2). The structures were determined on the basis of chemical and spectroscopic evidences.
Keywords:
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