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A prenyloxycoumarin from Psiadia dentata
H Fortin1, S Tomasi, P Jaccard
1UPRES Synthèse et Extraction de Molécules à Visée Thérapeutique Faculté de Pharmacie, Rennes, France.
Chemical & Pharmaceutical Bulletin
|June 1, 2001
Abstract:
A new coumarin identified as 5-hydroxy-6-methoxy-7-(3-methyl-but-2-enyloxy)-2H-1-benzopyran-2-one (isoobtusitin) was isolated from Psiadia dentata. This compound showed, in vitro, a moderate inhibitory activity against poliovirus and a very weak activity against (HIV), whereas it was inactive against (HSV1), (VSV), and murine tumoral cell lines (3LL, L1210).