Development and validation of a rapid chromatographic method for the analysis of flunarizine and its main production impurities

Niamh O'Connor, Michael Geary, Mary Wharton, Paul Sweetman

Research output: Contribution to journalArticlepeer-review

3 Citations (Scopus)

Abstract

A rapid selective method for the analysis of flunarizine and its associated impurities was developed and validated according to ICH guidelines. The separation was carried out using a Thermo Scientific Hypersil Gold C18 column (50 mm×4.6 mm i.d., 1.9 μm particle size) with a gradient mobile phase of acetonitrile-ammonium acetate-tetrabutylammoniumhydrogen sulfate buffer, at a flow rate of 1.8 mL/min and UV detection at 230 nm. Naturally aged samples were also tested to determine sample stability. A profile of sample and impurity breakdown was also presented.

Original languageEnglish
Pages (from-to)211-214
Number of pages4
JournalJournal of Pharmaceutical Analysis
Volume3
Issue number3
DOIs
Publication statusPublished - Jun 2013

Keywords

  • Active pharmaceutical ingredient
  • Flunarizine
  • HPLC
  • Sub 2 μm column

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