title: [Structure determination of marsdekoiside C].
abstract: A pregnane glycoside ester was isolated from Marsdenia koi Tsiang by column chromatography. The structure was identified on the basis of IR, 1H-NMR, 13C-NMR and FAB-MS. It is a new compound obtained from this plant for the first time and named as marsdekoiside C.
authors.affiliation: Center of Reproductive Medicine, Tongji Medical University, Wuhan.
authors.forename: J L
authors.initials: JL
authors.lastname: Ruan
authors.forename: Y W
authors.initials: YW
authors.lastname: Wan
authors.forename: G X
authors.initials: GX
authors.lastname: Chen
authors.forename: W P
authors.initials: WP
authors.lastname: Ding
mesh_terms: D000818:Animals; D003271:Contraceptive Agents, Female / Q000737:chemistry / Q000302:isolation & purification*; D004365:Drugs, Chinese Herbal / Q000737:chemistry*; D011278:Pregnanes; D011817:Rabbits; D051381:Rats; D012503:Saponins / Q000737:chemistry / Q000302:isolation & purification*
chemical_list: D003271:Contraceptive Agents, Female; D004365:Drugs, Chinese Herbal; D011278:Pregnanes; D012503:Saponins; C075527:marsdekoiside C