Abstract
Seven flavonoids were isolated from Meconopsis quintuplinervia Regel for the first time, and their structures were elucidated as quercetin (I), dihydroquercetin (II), luteolin (III), chrysoeriol (IV), apigenin (V), huazhongilexone (VI) and hydnocarpin (VII) by spectroscopic methods including IR, EIMS, 1D- and 2D-NMR techniques.
MeSH terms
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Apigenin
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Drugs, Chinese Herbal / chemistry*
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Drugs, Chinese Herbal / isolation & purification
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Flavones
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Flavonoids / analysis
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Flavonoids / chemistry
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Flavonoids / isolation & purification*
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Magnetic Resonance Spectroscopy
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Papaveraceae / chemistry*
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Plants, Medicinal / chemistry*
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Quercetin / analysis
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Tibet
Substances
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Drugs, Chinese Herbal
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Flavones
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Flavonoids
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Apigenin
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Quercetin
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chrysoeriol