Four new triterpenoids, 3β,12β,16β,21β,22-pentahydroxyhopane (1), 12β,16β,21β,22-tetrahydroxyhopan-3-one (2), 3-oxo-olean-12-ene-28,30-dioic acid (3), and 3β-hydroxyoleana-11,13(18)-diene-28,30-dioic acid 30-methyl ester (4); 21 new triterpenoid saponins, glinusopposides
Three new hopane saponins, lotoidosides A - C (1 - 3), and four new oleanane saponins, lotoidosides D - G (4 - 7), were isolated from the roots of Glinus lotoides L. (Molluginaceae). Their structures were determined by extensive 1D- and 2D-NMR spectroscopy and ESI-MS analysis. The antiproliferative