Studies on chemical constituents of two plants from Costus / 中国中药杂志
China Journal of Chinese Materia Medica
; (24): 123-125, 2002.
Article
Dans Zh
| WPRIM
| ID: wpr-274999
Responsable en Bibliothèque :
WPRO
ABSTRACT
<p><b>OBJECTIVE</b>To study the chemical constituents of Costus speciosus and C. tonkinensis (Zingiberaceae) distributed in Yunnan province.</p><p><b>METHOD</b>Chromatography and spectral analyses were used to isolate the constituents and elucidate their structure.</p><p><b>RESULT</b>Six compounds were isolated from the rhizome of C. speciosus and elucidated as diosgenin(1), prosapogenin B of dioscin(2), diosgenone(3), cycloartanol(4), 25-en-cycloartenol(5) and octacosanoic acid(6). Four compounds were isolated from the rhizome of Costus tonkinensis and elucidated as tetracosanoic acid(7), succinic acid(8), beta-sitosterol(9) and daucosterin(10).</p><p><b>CONCLUSION</b>Compounds of 3-6 were obtained from C. speciosus for the first time and compounds of 7-10 were obtained from C. tonkinensis for the first time too.</p>
Texte intégral:
1
Indice:
WPRIM
Sujet Principal:
Plantes médicinales
/
Spiranes
/
Triterpènes
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Chimie
/
Classification
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Costus
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Rhizome
/
Acides gras
langue:
Zh
Texte intégral:
China Journal of Chinese Materia Medica
Année:
2002
Type:
Article