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anaphalis margaritacea/flavonoid
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3 resultater
[Studies on flavonoids of Anaphalis sinica].
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OBJECTIVE
To investigate the chemical constituents of Anaphalis sinica.
METHODS
Various chromatographic techniques were employed for the isolation and purification of the constituents. The structures were elucidated by chemical and spectral analysis.
RESULTS
Six flavonoid compounds were isolated and
Simultaneous determination of nine flavonoids in Anaphalis margaritacea by capillary zone electrophoresis.
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A capillary zone electrophoresis method was developed for simultaneous determination of nine flavonoids, including two rare flavonols, in Tibetan medicine Anaphalis margaritacea. Baseline separation was performed at pH 9.6 with 25 mM Na(2)B(4)O(7) and 10 mM NaH(2)PO(4) buffer solution, 20 kV as
Phenolic compounds from Anaphalis aureo-punctata.
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From the ethanolic extract of the whole plant of Anaphalis aureo-punctata, a new acylated flavonoid glycoside 3-O-kaempferol-3-O-acetyl-6-O-(p-coumaroyl)-beta-D-glucopyranoside (1), and five known phenolic compounds were isolated. Their structures were established by spectral methods (UV, IR, MS,
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