Flavonoids from rhizome of Alpinia tonkinensis / 中国中药杂志
China Journal of Chinese Materia Medica
; (24): 41-43, 2003.
Article
in Chinese
| WPRIM (Western Pacific)
| ID: wpr-266822
Responsible library:
WPRO
ABSTRACT
<p><b>OBJECTIVE</b>To find out the bioactive principles of Alpinia tonkinensis, by investigating its chemical constituents.</p><p><b>METHOD</b>It was extracted with MeOH, distributed by different solvents, and isolated via column chromatography on silica gel.</p><p><b>RESULT</b>Six compounds were elucidated through spectral analysis, which were as follows 4',7-dimethylkaempferol(I), 5-hydroxy-3',4',7-trimethoxyflavanone(II), kumatakenin(III), 4',5,7-trimethoxyflavonol(IV), ombuine(V), and kaempferol(VI).</p><p><b>CONCLUSION</b>Six flavonoids were isolated from this plant for the first time, and so were four compounds from genus Alpinia.</p>
Full text:
Available
Database:
WPRIM (Western Pacific)
Main subject:
Plants, Medicinal
/
Flavonoids
/
Chemistry
/
Rhizome
/
Alpinia
/
Kaempferols
Language:
Chinese
Journal:
China Journal of Chinese Materia Medica
Year:
2003
Document type:
Article