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A new triterpenoid saponin from the leaves and stems of Panax quinquefolium L. |
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| Authors: | Guo Yu Lia Yi Mei Zengb He Mengb Xian Lib Jin Hui Wang a School of Pharmacy Shihezi University Shihezi China b School of Traditional Chinese Materia Medica Shenyang Pharmaceutical University Shenyang China |
| Institution: | a School of Pharmacy, Shihezi University, Shihezi 832002, China;b School of Traditional Chinese Materia Medica, Shenyang Pharmaceutical University, Shenyang 110016, China |
| Abstract: | One new triterpenoid saponin, quinquenoside L17 (1), was isolated from the leaves and stems of Panax quinquefolium L., and its structure was elucidated as 20-O-(β-d-xylopyranosyl-(1-6)-O-β-d-glucopyranosyl)]-6-O-β-d-glucopyranosyl-dammar-24-ene-3,6,12,20-tetraol, by the combination analysis of one-dimensional NMR and two-dimensional NMR, mass spectrometry, CD spectrum and chemical evidences. |
| Keywords: | Panax quinquefolium L Quinquenoside L17 Triterpenoid saponin |
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