Chemical constituents of n-BuOH extract of Comastoma pedunculatum / 中国中药杂志
China Journal of Chinese Materia Medica
; (24): 2360-2365, 2012.
Article
en Zh
| WPRIM
| ID: wpr-263926
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WPRO
ABSTRACT
Thirteen compoumds were isolated from the n-BuOH portion of the 70% ethanolic extract of Comastoma pedunculatum by a combination of various chromatographic techniques including silica gel, macroporous adsorbent resin, Sephadex LH-20, and preparative HPLC, of which nine were triterpenoid saponins and four were flavone C-glycosides. Their structures were elucidated by spectroscopic data as saikogenin F (1), 3-O-beta-D-fucopyranosylsaikogenin F (2), clinoposaponin XV (3), saikosaponin A (4), 6"-acetylsaikosaponin A (5), clinoposaponin I (6), bupleuroside I (7) , clinoposaponin XII (8) , saikoponin b3 (9), isovitexin (10) , swertisin (11) , isoorientin (12), 3',4',5-trihydroxy-7-methoxy-6-C-beta-D-glucopyranosyl-flavone (13). Compounds 1-10, 12-13 were all isolated from Comastoma genus for the first time.
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Índice:
WPRIM
Asunto principal:
Saponinas
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Medicamentos Herbarios Chinos
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Química
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Cromatografía Líquida de Alta Presión
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Espectrometría de Masa por Ionización de Electrospray
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Gentianaceae
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Flavonas
Idioma:
Zh
Revista:
China Journal of Chinese Materia Medica
Año:
2012
Tipo del documento:
Article