Determination of diosgenin and ruscogenin in Radix Ophiopogonis by nonaqueous capillary electrophoresis / 药学学报
Acta Pharmaceutica Sinica
; (12): 443-446, 2011.
Article
en Zh
| WPRIM
| ID: wpr-348936
Biblioteca responsable:
WPRO
ABSTRACT
Nonaqueous capillary electrophoresis is used for the determination of the contents of diosgenin and ruscogenin in Radix Ophiopogonis. The operating buffer was composed of 20 mmol x L(-1) Na2B4O7-HCl (pH 7.61) in 70% methanol. The applied voltage was 25 kV and detection potential was at +0.70 V. With these conditions, the components were successfully separated. The content of diosgenin in Radix Ophiopogonis was 0.018 mg x g(-1) and ruscogenin was 0.008 mg x g(-1). The average recoveries of diosgenin and ruscogenin were 102% and 99.2%, respectively. A new method of the quality control of diosgenin and ruscogenin in Radix Ophiopogonis is provided.
Texto completo:
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Índice:
WPRIM
Asunto principal:
Plantas Medicinales
/
Control de Calidad
/
Espirostanos
/
Química
/
Raíces de Plantas
/
Electroforesis Capilar
/
Ophiopogon
/
Diosgenina
/
Métodos
Idioma:
Zh
Revista:
Acta Pharmaceutica Sinica
Año:
2011
Tipo del documento:
Article