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Note | Regular issue | Vol 53, No. 2, 2000, pp.441-446
Published online, 1st January, 1970
DOI: 10.3987/COM-99-8782
A Novel Dimeric Coumarin from Citrus lumia

Yukiko Iwase, Maki Takahashi, Tamayo Tada, YukoTakemura, Motoharu Ju-ichi,* Chihiro Ito, Hiroshi Furukawa, Toshihiro Hashimoto, Shigeru Takaoka, Yoshinori Asakawa, and Masamichi Yano

*Faculty of Pharmaceutical Sciences, Mukogawa-Women’s University, Nishinomiya, Hyogo 663-8179, Japan


A new dimeric coumarin, bergapten dimer (2), was isolated from the peel of Citrus lumia RISSO in addition to the known nine coumarins, one triterpene, one steroid, and two unidentified flavones. The structure of the dimer was elucidated by X-Ray crystallographic analysis.