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Communication | Regular issue | Vol 16, No. 8, 1981, pp.1311-1314
Published online, 1st January, 1970
DOI: 10.3987/R-1981-08-1311
Structure of Forsythoside A, a Antibacterial Principle of Forsythia suspensa Leaves

Katsuya Endo, Kazuhiro Takahashi, Toyoko Abe, and Hiroshi Hikino*

*Pharmaceutical Institute, Tohoku University, Aobayama, Sendai 980-8578, Japan


A new glycoside, forsythoside A, exhibiting antibacterial activity, has been isolated from Frosythia suspensa leaves. Degradative and spectroscopic studies have established the structure of forsythoside A as shown in formula I.