Onoomar PoobrasertHoward L. ConstantChristopher W.W. BeecherNorman R. FarnsworthA. Douglas KinghornJohn M. PezzutoGeoffrey A. CordellThawatchai SantisukVichai ReutrakulUniversity of Illinois at ChicagoThe Forest Herbarium, Thailand Ministry of Natural Resources and EnvironmentMahidol University2018-07-042018-07-041998-04-01Phytochemistry. Vol.47, No.8 (1998), 1661-1663003194222-s2.0-0032051599https://repository.li.mahidol.ac.th/handle/20.500.14594/182551,2-Dimethoxy-5-hydroxyxanthone, a new xanthone, was isolated from the twigs of Mammea siamensis, in addition to six known xanthones (5-hydroxy-1- methoxy-, 1,3-dimethoxy-5-hydroxy-, 2,5-dihydroxy-1-methoxy-, 1,7-dihydroxy- , 1,3,7-trihydroxy- and 3,5-dihydroxy-1-methoxyxanthone). Structures for these compounds were deduced from their spectral data.Mahidol UniversityAgricultural and Biological SciencesBiochemistry, Genetics and Molecular BiologyArticleSCOPUS10.1016/S0031-9422(97)00820-0