Euphatexols C − G, five new triterpenoids from the latex of <i>Euphorbia resinifera</i>
Miaomiao Li, Yan-Ru Qi, Yaping Feng, Wei Liu, Tao Yuan
Abstract
Five new triterpenoids named as euphatexols C − G (1-5) were isolated from the latex of Euphorbia resinifera. Their chemical structures were determined by extensive spectroscopic analysis, including IR, HRMS, 1 D and 2 D NMR data. Compounds 1-5 showed moderate anti-inflammatory activity with IC50 values of 22.30, 48.04, 21.89, 38.15 and 41.15 μM, respectively.
Topics & Concepts
TriterpenoidEuphorbiaEuphorbiaceaeChemistryStereochemistryTraditional medicineTwo-dimensional nuclear magnetic resonance spectroscopyBotanyBiologyMedicineBioactive Natural Diterpenoids ResearchPhytochemistry and Biological ActivitiesNatural product bioactivities and synthesis