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Paper | Regular issue | Vol 34, No. 9, 1992, pp.1813-1828
Published online, 1st January, 1970
DOI: 10.3987/COM-92-6099
Five New Isoprenoid-substituted Flavonoids, Glyasperins F, G, H, I, and J from the Roots of Glycyrrhiza aspera

Lu Zeng, Toshio Fukai, Taro Nomura,* Ru-Yi Zhang, and Zhi-Cen Lou

*Faculty of Pharmaceutical Sciences, Toho University, 2-2-1 Miyama, Funabashi, Chiba 274, Japan

Abstract

Five new isoprenoid-substituted flavonoids, glyasperins F (1), G (2), H (3), I (4), and J (5) were isolated from the roots of Glycyrrhiza aspera. The structures of glyasperins F-J were elucidated by spectroscopic methods.