Zhongguo Zhongyao Zazhi 2004-May
[Studies on chemical constituents in bud of Artemisia scoparia (III)].
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Palabras clave
Abstracto
OBJECTIVE
To investigate the chemical constituents in flower bud of Artemisia scoparia.
METHODS
The methanol extract was isolated by column chromatography with silica gel, polyamide and Sephadex LH-20 as packing materials and HPLC, six compounds were obtained and their structures were identified by UV, NMR and MS.
RESULTS
Six compounds were identified as beta-sitosterol (IX), 6,7-dimethoxycoumarin (X), 6-demethylcapillarisin (XI), capillartemisin B (XII), kumatakenin (XIII), isoscoploletin-beta-D-glucoside (XIV).
CONCLUSIONS
XI, XII, XIII and XIV were obtained from the plant for the first time, and XI is a new compound.
