Structural elucidation of four new furostanol saponins from Tupistra chinensis by 1D and 2D NMR spectroscopy |
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| Authors: | Kun Zou Jun‐zhi Wang Zhi‐yong Guo Ming Du Jun Wu Yuan Zhou Fei‐jun Dan Chuang Liu |
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| Institution: | 1. Hubei Key Laboratory of Natural Products Research and Development, College of Chemistry and Life Science, China Three Gorges University, Yichang 443002, P. R. China;2. Guangdong Key Laboratory of Marine Materia Medica, South China Sea Institute of Oceanology, Chinese Academy of Sciences, Guangzhou 510301, P. R. China |
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| Abstract: | Four new furostanol saponins (1–4), two pairs of diastereoisomers, were isolated from methanolic extracts of Tupistra chinensis rhizomes and their structures were assigned from 1H and 13C NMR spectra, DEPT, and by 2D COSY, NOESY, HMQC, and HMBC experiments. Copyright © 2008 John Wiley & Sons, Ltd. |
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| Keywords: | NMR 1D/2D NMR steroidal saponins furostanol diastereoisomer Tupistra chinensis Liliaceae |
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