Flavonoids of Erigeron canadensis / 中国中药杂志
China Journal of Chinese Materia Medica
; (24): 2902-2905, 2012.
Article
em Zh
| WPRIM
| ID: wpr-338066
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WPRO
ABSTRACT
<p><b>OBJECTIVE</b>To study the flavonoids of Erigeron canadensis.</p><p><b>METHOD</b>The constituents of EtOH extraction from the whole plant of E. canadensis were isolated and purified by repeated column chromatography. These compounds were identified by their physical and spectral data.</p><p><b>RESULT</b>Twelve flavonoids were isolated and identified as quercetin-7-O-beta-D-galactopyranoside(1),quercetin(2), luteolin(3), apigenin(4),5,7,4'-trihydroxy-3'-methoxy flavone(5), quercetin-3-alpha-rhamnopyranoside(6), quercetin-3-O-beta-D-glucopyranoside(7), apigenin-7-O-beta-D-glucopyranoside(8), luteolin-7-O-beta-D-glucuronide methyl ester(9),4'-hydroxy baicalein-7-O-beta-D-glucopyranoside(10),baicalein(11),rutin(12).</p><p><b>CONCLUSION</b>Compound 1 was isolated from the Compositae family for the first time. Compound 5 and 9 were firstly isolated from the genus Erigeron. Compound 3,4,7,8 and 11 were isolated from E. canadensis for the first time.</p>
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WPRIM
Assunto principal:
Flavonoides
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Química
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Ressonância Magnética Nuclear Biomolecular
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Conyza
Idioma:
Zh
Revista:
China Journal of Chinese Materia Medica
Ano de publicação:
2012
Tipo de documento:
Article