Pregnane glycosides from the stems of Marsdenia tenacissima |
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| Authors: | Xia Zeng-Hua Xing Wang-Xing Mao Shi-Long Lao Ai-Na Uzawa Jun Yoshida Shigeo Fujimoto Yasuo |
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| Affiliation: | a Institute of Materia Medica, Shanghai Institutes for Biological Sciences, Shanghai, Chinab Department of Pharmacy, Hangzhou, Chinac The Institute of Physical and Chemical Research (RIKEN), Saitama, Japand College of Pharmacy, Nihon University, Chiba, Japan |
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| Abstract: | Four new pregnane glycosides, named marstenacissides A (1), B (2), C (3), and D (4), have been isolated from the stems of Marsdenia tenacissima. Their structures were established on the basis of chemical and spectral methods. |
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| Keywords: | Asclepiadaceae Pregnane glycoside Marstenacissides A B C D |
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