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Three novel quassinoids, javanicolides A and B, and javanicoside A, from seeds of Brucea javanica
Authors:Ik Hwi KimRyoko Suzuki  Yukio HitotsuyanagiKoichi Takeya
Institution:School of Pharmacy, Tokyo University of Pharmacy and Life Science, 1432-1 Horinouchi, Hachioji, Tokyo 192-0392, Japan
Abstract:Two novel quassinoids, javanicolides A and B, and one novel quassinoid glucoside, javanicoside A were isolated from the seeds of Brucea javanica Merr. (Simaroubaceae), along with four known quassinoids, yadanziolides A and D, and bruceins D and E, and two known quassinoid glucosides, yadanziosides D and L. Their structures were elucidated by the analysis of spectral data and chemical evidence.
Keywords:Brucea javanica  quassinoid  javanicolides A and B  javanicoside A  Simaroubaceae
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