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Validation of simultaneous volumetric and HPLC methods for the determination of pridinol mesylate in raw material.
Simionato, Laura D; Ferello, Leonardo; Stamer, Sebastián; Zubata, Patricia D; Segall, Adriana I.
Afiliação
  • Simionato LD; Cátedra de Calidad de Medicamentos, Facultad de Farmacia y Bioquímica, Universidad de Buenos Aires, CONICET, Junín 956, 1113 Buenos Aires, Argentina.
ISRN Pharm ; 2013: 540676, 2013.
Article em En | MEDLINE | ID: mdl-24224103
Simple, sensitive, and economical simultaneous volumetric and HPLC methods for the determination of pridinol mesylate in raw material have been developed. The volumetric method is based on the reaction of pridinol with sodium lauryl sulphate in diluted sulphuric acid. Dimethyl yellow was used as indicator to detect the end point of the titration in aqueous/organic layer. The HPLC method for the determination of pridinol mesylate employs a reverse phase C18 column at ambient temperature with a mobile phase consisting of acetonitrile: 0.05 M potassium dihydrogen phosphate, pH adjusted to 5.0 (1 : 2, v/v). The flow rate was 0.8 mL/min. Quantitation was achieved with UV detection at 258 nm based on peak area. Both methods were found to be suitable for the quality control of pridinol mesylate in raw material.

Texto completo: 1 Coleções: 01-internacional Base de dados: MEDLINE Idioma: En Revista: ISRN Pharm Ano de publicação: 2013 Tipo de documento: Article País de afiliação: Argentina País de publicação: Egito

Texto completo: 1 Coleções: 01-internacional Base de dados: MEDLINE Idioma: En Revista: ISRN Pharm Ano de publicação: 2013 Tipo de documento: Article País de afiliação: Argentina País de publicação: Egito