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Chinese Traditional and Herbal Drugs ; (24)1994.
Article in Chinese | WPRIM | ID: wpr-579817

ABSTRACT

Objective To study the chemical constituents of Dioscorea septemloba.Methods The compounds were isolated by GC-MS and chromatography on silica gel column and identified on the basis of physico-chemical constants and spectral analysis.Results Thirteen compounds were isolated and their structures were identified as 4,8-dimethyl-1,7-nonadiene(Ⅰ),5-isopropyl-2,8-dimethylcyclodeca(Ⅱ),3,7-dimethyl-6-octen-1-ol-formate(Ⅲ),dodecanoic acid methyl easter(Ⅳ),N,N'-dinitro-1,2 cyclohexanddiamine(Ⅴ),1-octyn-4-ol(Ⅵ),?-sitosterol(Ⅶ),palmitic acid(Ⅷ),stigmasterol(Ⅸ),6,7-dihydroxy-2-methoxy-1,4-phenanthrenedione(Ⅹ),diosgenin(Ⅺ),ruscogenin(ⅩⅡ),and stigmasterol-3-O-?-D-glucoside(ⅩⅢ).Conclusion Compounds Ⅰ—Ⅵ,Ⅸ,Ⅹ,ⅩⅡ,and ⅩⅢ are obtained from this plant for the first time.

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