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Report | Regular issue | Vol 12, No. 7, 1979, pp.943-946
Published online, 1st January, 1970
DOI: 10.3987/R-1979-07-0943
Kuwanon F, a New Flavanone Derivative from the Root Bark of the Cultivated Mulberry Tree (Morus alba L.)

Taro Nomura* and Toshio Fukai

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


A new flavanone derivative containing 2-methyl-2-(4-methylpent-3-enyl)chromene ring named kuwanon F was isolated from the root bark of the cultivated mulberry tree (a variety of Morus alba L.). The structure was shown to be I on the basis of spectral and chemical data.