A new pyranoxanthone from the stem bark of Calophyllum inophyllum

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A new pyranoxanthone from the stem bark of Calophyllum inophyllum

The stem bark of Calophyllum inophyllum gave one new prenylated dipyranoxanthone inophinone (1), together with two other xanthones, inophyllin A (2) and caloxanthone B (3) and three common triterpenes, friedelin (4), stigmasterol (5) and betulinic acid (6). 1D and 2D NMR spectral data (1H, 13C, DEPT...

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Bibliographic Details
Main Authors:	Mah, Siau Hui, Ee, Gwendoline Cheng Lian, Rahmani, Mawardi, Yap, Taufiq Yun Hin, Go, Rusea, Teh, Soek Sin
Format:	Article
Language:	English
Published:	Bentham Science Publishers 2011
Online Access:	http://psasir.upm.edu.my/id/eprint/24938/ http://psasir.upm.edu.my/id/eprint/24938/1/A%20new%20pyranoxanthone%20from%20the%20stem%20bark%20of%20Calophyllum%20inophyllum.pdf

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