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Note | Regular issue | Vol 48, No. 12, 1998, pp.2661-2667
Published online, 1st January, 1970
DOI: 10.3987/COM-98-8334
Two New Isoflavones from Erythrina suberosa var. glabrescences

Hitoshi Tanaka,* Toshihiro Tanaka, Hideo Etoh, Naoharu Watanabe, Mansoor Ahmad, Imran Qurashi, and Mohammad Rehan Khan

*Faculty of Pharmacy, Meijo University, 150 Yagoto, Tempaku-ku, Nagoya, Aichi 468-8503, Japan

Abstract

Two new isoflavones, erysubins A and B, were isolated from the wood of Erythrina suberosa var. glabrescences (Leguminosae) and their structures were elucidated on the basis of spectroscopic evidence.