Flavonoids from Dracocephalum tanguticum
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Shu-Qi Wang; Xiu-Zhen Han; Xia Li; Dong-Mei Ren; Xiao-Ning Wang; Hong-Xiang Lou
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Article
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2010
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Elsevier Science
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English
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Two new flavonoids, ladanetin-6-O-b-(6 00 -O-acetyl)glucoside (1) and pedalitin-3 0 -O-b-glucoside (2), together with 15 known compounds (3-17), were isolated from the whole plants of Dracocephalum tanguticum. Their structures were established on the basis of extensive spectroscopic (IR, MS, 2D NMR)