title: A New Oleanic Acid Derivative from Securinega tinctoria.
abstract: The triterpenoid constituents of the chloroform extract of previously defatted material of the stems of SECURINEGA TINCTORIA were examined and, besides beta-sitosterol beta- D-glucopyranoside, a new oleanolic acid derivative was isolated and identified as 3beta( P-hydroxy- TRANS-cinnamoyloxy)olean-12-en-28-oicacid.
authors.affiliation: Department of Chemistry, University of Tras-os-Montes and Alto Douro, 5000 Vila Real, Portugal.
authors.forename: L M
authors.initials: LM
authors.lastname: Carvalho
authors.forename: J
authors.initials: J
authors.lastname: Seita