Cao, S.-G.Sim, K.-Y.Goh, S.-H.CHEMISTRY2014-06-232014-06-231997Cao, S.-G.,Sim, K.-Y.,Goh, S.-H. (1997). Three new coumarins from Calophyllum teysmannii var. inophylloide (guttiferae). Heterocycles 45 (10) : 2045-2052. ScholarBank@NUS Repository.03855414https://scholarbank.nus.edu.sg/handle/10635/77289A chemotaxonomic survey of Malaysian Calophyllum plants for potential bioactive compounds provided three new coumarins [12-methoxyinophyllum P (1), hydrohydroxyisocalanone (2) and 4-phenyl-5-methoxy-7-hydroxy-8-benzoylcoumarin (3)] from the bark of C. teysmannii var. inophylloide, together with known compounds calanone (4) and betulinic acid. Their structures were determined by spectroscopic analysis including 2D NMR.ArticleNOT_IN_WOS