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Flavonoids from the leaves of Astragalus membranaceus / 中成药
Chinese Traditional Patent Medicine ; (12): 1634-1638, 2017.
Artículo en Chino | WPRIM | ID: wpr-609438
ABSTRACT
AIM To study the flavonoids from the leaves of Astragalus membranaceus (Fish.) Bge..METHODS The ethyl acetate and n-butyl alcohol fractions of 75% ethanol extract from A.membranaceus leaves were isolated and purified by silica,ODS and preparative HPLC column,then the structures of obtained compounds were identified by spectral data.RESULTS Thirteen compounds were isolated and identified as quercetin (1),quercetin-3-O-β-D-glucopyranoside (2),rhamnocitrin-3-O-β-D-glucopyranoside (3),rhamnocitrin-3-O-β-neohesperidoside (4),rhamnocitrin-3-O-3-D-glucopyranoside (1'''→2'')-β-D-apiofuranosyl (5),complanatuside (6),glycitein (7),4',7-dihydroxy-3-methoxy isoflavone (8),genistein (9),calycosin-7-O-β-D-glucopyranoside (10),genistin (11),glycitin (12),tiliroside (13).CONCLUSION Compounds 5,8,13 are isolated from genus Astragalus for the first time,and compound 2 is first isolated from this plant.

Texto completo: Disponible Índice: WPRIM (Pacífico Occidental) Idioma: Chino Revista: Chinese Traditional Patent Medicine Año: 2017 Tipo del documento: Artículo

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Texto completo: Disponible Índice: WPRIM (Pacífico Occidental) Idioma: Chino Revista: Chinese Traditional Patent Medicine Año: 2017 Tipo del documento: Artículo