Three compounds were isolated from the ovum oil of Rana temporaria chensinensis David. by column chromatography,and they were i dentif ied by examining their physical and chemical properties and spectroscopic analys i...Three compounds were isolated from the ovum oil of Rana temporaria chensinensis David. by column chromatography,and they were i dentif ied by examining their physical and chemical properties and spectroscopic analys is as cholesterol,palmitote and palmitic acid.The fatty acids in the ovum oil of Rana temporaria chensinensis David. have been analyzed qualitat ively by GC-MS and 21 kinds of the compounds were identified.展开更多
A new saponin,3-O-{[β-D-glucopyranos yl (1→2)]-[β-D-glucopyranosyl(1→3)]-β-D-glucopyranosyl}hederag enin 28-O-β-D-glucopyranosyl ester(congmunoside Ⅶ),was isolated fr om the root bark of Aralia elata(Miq.)Seem....A new saponin,3-O-{[β-D-glucopyranos yl (1→2)]-[β-D-glucopyranosyl(1→3)]-β-D-glucopyranosyl}hederag enin 28-O-β-D-glucopyranosyl ester(congmunoside Ⅶ),was isolated fr om the root bark of Aralia elata(Miq.)Seem.Its structure was determined on t he basis of chemical and spectroscopic methods.展开更多
文摘Three compounds were isolated from the ovum oil of Rana temporaria chensinensis David. by column chromatography,and they were i dentif ied by examining their physical and chemical properties and spectroscopic analys is as cholesterol,palmitote and palmitic acid.The fatty acids in the ovum oil of Rana temporaria chensinensis David. have been analyzed qualitat ively by GC-MS and 21 kinds of the compounds were identified.
文摘A new saponin,3-O-{[β-D-glucopyranos yl (1→2)]-[β-D-glucopyranosyl(1→3)]-β-D-glucopyranosyl}hederag enin 28-O-β-D-glucopyranosyl ester(congmunoside Ⅶ),was isolated fr om the root bark of Aralia elata(Miq.)Seem.Its structure was determined on t he basis of chemical and spectroscopic methods.
