W. NaengchomnongY. ThebtaranonthP. WiriyachitraK. T. OkamotoJ. ClardyMahidol UniversityPrince of Songkla UniversityCornell University2018-02-272018-02-271986-01-01Tetrahedron Letters. Vol.27, No.22 (1986), 2439-2442004040392-s2.0-0000838776https://repository.li.mahidol.ac.th/handle/20.500.14594/9677Four novel diterpenes have been isolated from Jatropha curcus and the structures have been determined by NMR spectroscopy and x-ray diffraction. All four compounds are structurally related and belong to the crotophorbolane class of compounds. © 1986.Mahidol UniversityBiochemistry, Genetics and Molecular BiologyChemistryPharmacology, Toxicology and PharmaceuticsArticleSCOPUS10.1016/S0040-4039(00)84550-5