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Polyphenols from Stemonoporus species |
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| Authors: | Upasiri Samaraweera Subramaniam Sotheeswaran M.Uvais S. Sultanbawa |
| Affiliation: | Department of Chemistry, University of Peradeniya, Peradeniya, Sri Lanka |
| Abstract: | Methanol extracts of the bark of six Stemonoporus species have been investigated. A new polyphenol, stemonoporol, has been isolated from four species. The polyphenols, copalliferol A and vaticaffinol are reported for the second time. Formic acid treatment converted stemonoporol to copalliferol A. |
| Keywords: | Dipterocarpaceac copalliferol A stemonoporol vaticaffinol antimicrobial activity. |
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