Studies on the chemical constituents of Knoxia corymbosa / 药学学报
Acta Pharmaceutica Sinica
; (12): 439-441, 2004.
Article
en Zh
| WPRIM
| ID: wpr-302791
Biblioteca responsable:
WPRO
ABSTRACT
<p><b>AIM</b>To study the chemical constituents of Knoxia corymbosa Willd.</p><p><b>METHODS</b>Chromatography was used to isolate and purify the chemical constituents, their structures were identified by spectral analysis.</p><p><b>RESULTS</b>Four flavonol glycosides were identified as quercetin-7-O-alpha-L-arabinosyl-3-O-beta-D-6"-acetylglucopyranoside (1), kaempferol-7-O-alpha-L-arabinosyl-3-O-beta-D-glucopyranoside (2), quercetin-3-O-beta-D-glucopyranoside (3), quercetin-3-O-beta-D-6"-acetylglucopyranoside (4).</p><p><b>CONCLUSION</b>Compound 1 is a new flavonol glycoside. The other flavonol glycosides were isolated from Knoxia corymbosa Willd for the first time.</p>
Texto completo:
1
Índice:
WPRIM
Asunto principal:
Plantas Medicinales
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Quercetina
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Estructura Molecular
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Química
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Rubiaceae
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Glucósidos
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Conformación Molecular
Idioma:
Zh
Revista:
Acta Pharmaceutica Sinica
Año:
2004
Tipo del documento:
Article