Karabey F.Khan I.A.Bedir E.2019-10-262019-10-2620121874-39001874-3900https://doi.org/10.1016/j.phytol.2012.02.011https://hdl.handle.net/11454/18666Three new cycloartane-type triterpene glycosides were isolated from the roots of Astragalus schottianus Boiss. Their structures were established as 20(R),25-epoxy-3-O-ß-d-xylopyranosyl-24-O-ß-d-glucopyranosyl-3ß, 6?,16ß,24?-tetrahydroxycycloartane (1), 20(R),25-epoxy-3-O- [ß-d-glucopyranosyl(1 › 2)]-ß-d-xylopyranosyl-24-O-ß-d- glucopyranosyl-3ß,6?,16ß,24?-tetrahydroxycycloartane (2), 3-O-ß-d-xylopyranosyl-3ß,6?,16ß,20(S),24(S), 25-hexahydroxycycloartane (3) by the extensive use of 1D and 2D-NMR techniques and mass spectrometry. © 2012 Phytochemical Society of Europe. Published by Elsevier B.V. All rights reserved.en10.1016/j.phytol.2012.02.011info:eu-repo/semantics/closedAccessAstragalus schottianusCycloartane glycosideCyclocephalogenolSaponinSchottianogenolStructure elucidationArticle52320324Q2