Two new biflavonones from Coreopsis tinctoria |
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| Authors: | Ren-Jie Yan Mo-Ying Li Hai-Feng Zhou De-Yun Kong |
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| Affiliation: | 1. State Key Laboratory of New Drug &2. Pharmaceutical Process, Shanghai Institute of Pharmaceutical Industry, Shanghai 200040, China |
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| Abstract: | Two new biflavonone compounds, sikokianin D (1) and sikokianin E (2), were isolated from the capitulum of Coreopsis tinctoria. The structures of these compounds were elucidated by spectroscopic techniques including NMR, HRESIMS and circular dichroism (CD). |
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| Keywords: | Compositae Coreopsis tinctoria biflavonones chemical constituents |
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