Citation: Qi Fa Li, Xiao Ling Wang, Li Sheng Ding, Chang Zhang. Polyoxypregnanes from the stems of Marsdenia tenacissima[J]. Chinese Chemical Letters, ;2007, 18(7): 831-834. doi: 10.1016/j.cclet.2007.05.014 shu

Polyoxypregnanes from the stems of Marsdenia tenacissima

a Ethnic Pharmaceutical Institute, Southwest University for Nationalities, Chengdu 610041, China;
b Chengdu Institute of Biology, Chinese Academy of Sciences, Chengdu 610041, China

Received Date: 9 January 2007

Fund Project: The work was supported by the National Natural Sciences Foundation of China (No. 30572254).

From the stems of Marsdenia tenacissima two new polyoxypregnanes were isolated, their structures were elucidated by 1D, 2D-NMR as 11α, 12β-di-O-tigloyl-tenacigenin B (1) and tenacigenoside E (2).
- Marsdenia tenacissima,
- Polyoxypregnane,
- 11αt, 12β-Di-O-tigloyl-tenacigenin B,
- Tenacigenoside E
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