Two new pyranoxanthones from Mesua beccariana (Guttiferae)

• Main Authors: Teh, Soek Sin, Ee, Gwendoline Cheng Lian, Rahmani, Mawardi, Sim, Wei Chung, Mah, Siau Hui, Teo, Siow Hwa
• Format: Article
• Language: English
• Published: MDPI 2010
• Online Access: http://psasir.upm.edu.my/id/eprint/77956/1/77956.pdf; http://psasir.upm.edu.my/id/eprint/77956/; https://www.mdpi.com/1420-3049/15/10/6733

Our recent study on the stem bark extracts of Mesua beccariana has led to the isolation of two new pyranoxanthones, mesuarianone (1) and mesuasinone (2), two anthraquinones, 4-methoxy-1,3,5-trihydroxyanthraquinone (3) and 2,5-dihydroxy-1,3,4-trimethoxyanthraquinone (4), one coumarin, mammea A/AB (5)...