Patoomratana TuchindaJittra KornsakulkarnManat PohmakotrPalangpon KongsaereeSamran PrabpaiChalobon YoosookJitra KasisitChanita NapaswadSamaisukh SophasanVichai ReutrakulMahidol University2018-07-122018-07-122008-04-01Journal of Natural Products. Vol.71, No.4 (2008), 655-663016338642-s2.0-43249100040https://repository.li.mahidol.ac.th/handle/20.500.14594/18939Chemical investigation of the aerial parts of Phyllanthus acutissima resulted in the isolation of five new dichapetalin-type triterpenoids, acutissimatriterpenes A-E (1-5), and two new lignans, acutissimalignans A (6) and B (7), along with two known lignans and three known ellagic acid derivatives. The structures of 1-7 were determined mainly on the basis of spectroscopic methods. The compounds obtained were evaluated for cytotoxic and anti-HIV-1 activities. © 2008 American Chemical Society and American Society of Pharmacognosy.Mahidol UniversityBiochemistry, Genetics and Molecular BiologyChemistryMedicinePharmacology, Toxicology and PharmaceuticsArticleSCOPUS10.1021/np7007347