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Report | Regular issue | Vol 20, No. 4, 1983, pp.661-666
Published online, 1st January, 1970
DOI: 10.3987/R-1983-04-0661
Constituent of the Chinese Crude Drug “Sang-Bai-Pi” (Morus Root Barks) III. Structure of a New Flavanone Derivative, Sanggenon F.

Taro Nomura, Toshio Fukai, Yoshio Hano, and Koji Tsukamoto

*Faculty of Pharmaceutical Sciences, Toho University, 2-2-1, Miyama, Funabashi, Chiba 274-8510, Japan


From the benzene extract of the Chinese crude drug “Sang-Bai-pi” (Japanese name “Sohakuhi”), the root barks of Morus sp. (Moraceae), an isoprene substituted flavanone derivative, named sanggenon F, was isolated, for which structure (I) was proposed on the basis of its spectral and chemical evidence.