Polyphenols from Rhodiola crenulata.
A novel gallotannin, crenulatin ( 7), has been isolated from RHODIOLA CRENULATA. The structure was elucidated by spectral analyses (including 2D-NMR spectral measurements) and chemical methods. Also six known polyphenols have been isolated and identified.
Yu
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Chengdu Instituto of Biology, Academia Sinica, Chengdu, 610041, People's Republic of China.
Chen
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Li
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Yang
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