Four New Furanone-Coumarins from Clausena excavata

Yuko TAKEMURA; Keiko NAKAMURA; Tomiko HIRUSAWA; Motoharu JU-ICHI; Chihiro ITO; Hiroshi FURUKAWA

doi:10.1248/cpb.48.582

Yuko TAKEMURA, Keiko NAKAMURA, Tomiko HIRUSAWA, Motoharu JU-ICHI, Chihiro ITO, Hiroshi FURUKAWA

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Keywords: furanone-coumarin, clauslactone, Clausena excavata, Rutaceae

JOURNAL FREE ACCESS

2000 Volume 48 Issue 4 Pages 582-584

DOI https://doi.org/10.1248/cpb.48.582

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Abstract

Four new furanone-coumarins, clauslactones-N (4), -O (5), -P (6) and -Q (7) were isolated from the leaves and twigs of Clausena excavata BURM. f. (Rutaceae) collected in Indonesia and their structures were elucidated by spectroscopic analysis.

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