Article ID | Journal | Published Year | Pages | File Type |
---|---|---|---|---|
5142836 | Chinese Chemical Letters | 2017 | 12 Pages |
Abstract
Four new C21 steroidal glycosides (1-4) were obtained from the roots of Cynanchum stauntonii and their chemical structures were characterized by sophisticated analyses of IR, HRESI-TOF-MS, 1D, and 2D-NMR data, together with chemical methods They were interesting 13,14:14,15-disecopregnane-type skeleton or 14, 15-secopregnane-type skeleton C21 steroidal glycosides.
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Authors
Qiao-Shi Lei, Yi-Han Zuo, Chang-Zhi Lai, Jin-Fang Luo, Shu-Wen Pang, Hua Zhou, Xin-Sheng Yao, Jin-Shan Tang,