title: Sapogenins from Melandrium firmum.
abstract: Two sapogenins isolated from MELANDRIUM FIRMUM are shown to have the structures of 3beta,21beta-dihydroxy-16,23,dioxo-28-nor-17alpha,18beta-olean-12-ene and 3beta-16alpha-dihydroxy-23-oxo-olean-13(18)-en-28-oic acid, respectively by spectral data and X-ray crystallographic analysis.
authors.affiliation: College of Education, Korea University, Korea.
authors.forename: I S
authors.initials: IS
authors.lastname: Chang
authors.forename: Y B
authors.initials: YB
authors.lastname: Han
authors.forename: W S
authors.initials: WS
authors.lastname: Woo
authors.forename: S S
authors.initials: SS
authors.lastname: Kang
authors.forename: H
authors.initials: H
authors.lastname: Lotter
authors.forename: H
authors.initials: H
authors.lastname: Wagner