Triterpenoids from leaves of Alstonia scholaris (Linn.) R. Br.
The dichloromethane extracts of the leaves of Alstonia scholaris (L.) R. Br. afforded five triterpenes: lupeol (AS 3), lupeol [AS 1 (1)], cycloeucalenol [AS 1 (2)], cycloartanol [AS 1 (3)], lupeol acetate (AS 2) and betulin (AS 7). Their structures were elucidated extensively by 1D and 2D NMR spectr...
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Animo Repository
2010
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| 在線閱讀: | https://animorepository.dlsu.edu.ph/etd_masteral/3851 https://animorepository.dlsu.edu.ph/cgi/viewcontent.cgi?article=10689&context=etd_masteral |
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