Two new xanthones from Calophyllum nodusum (Guttiferae)
The air-dried powdered stem bark of Calophyllum nodusum (Guttiferea) collected from Sandakan (Sabah, Malaysia), was extracted sequentially with hexane, chloroform and methanol. The solvents were removed by rotary evaporator to give dark viscous extracts. Detailed and repeated chromatographic separat...
Main Authors: | , , , , , , , |
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Format: | Article |
Sprog: | English |
Udgivet: |
MDPI
2011
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Online adgang: | http://psasir.upm.edu.my/id/eprint/77961/1/77961.pdf |