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A new flavonol glycoside from Baeckea Frutescens L / 药学学报
Acta Pharmaceutica Sinica ; (12): 1032-1035, 2008.
Artículo en Chino | WPRIM | ID: wpr-232648
ABSTRACT
To study the chemical constituents of the traditional Chinese herb Baeckea Frutescens L., a new flavonol glycoside, named 6, 8-dimethylkaempferol-3-O-alpha-L-rhamnoside (1), together with seven known compounds quercetin (2), quercetin-3-O-alpha-L-rhamnoside (3), myricetin (4), myricetin-3-O-alpha-L-rhamnoside (5), gallic acid (6), ursolic acid (7) and 1,3-dihydroxy-2-(2'-methoxylpropionyl)-5-methoxy-6-methylbenzene (8) were isolated by using silica gel column chromatography, polyamide column chromatography and recrytallization. Their structures were identified on the basis of physicochemical properties and spectroscopic analysis. Among them, compounds 2-7 were isolated from this plant for the first time and compound 8 was first isolated from plant.
Asunto(s)
Texto completo: Disponible Índice: WPRIM (Pacífico Occidental) Asunto principal: Plantas Medicinales / Quercetina / Tolueno / Triterpenos / Flavonoides / Estructura Molecular / Química / Myrtaceae / Flavonoles / Quempferoles Idioma: Chino Revista: Acta Pharmaceutica Sinica Año: 2008 Tipo del documento: Artículo

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Texto completo: Disponible Índice: WPRIM (Pacífico Occidental) Asunto principal: Plantas Medicinales / Quercetina / Tolueno / Triterpenos / Flavonoides / Estructura Molecular / Química / Myrtaceae / Flavonoles / Quempferoles Idioma: Chino Revista: Acta Pharmaceutica Sinica Año: 2008 Tipo del documento: Artículo