The oxidative derivatization method for the indirect spectrofluorimetric determination of Periciazine has been presented. Potassium hydrogenperoxymonosulfate (Oxone (R)) is proposed as a derivatizing agent for Periciazine, yielding the strongly fluorescent Periciazine sulfoxide. A highly sensitive, simple and rapid method for determination of the Periciazine by fluorescence of its oxidation product with Oxone (R) solution in 0.02 M hydrochloric acid solution (lambda(ex) = 364 nm; lambda(em)=444 nm) has been developed. The calibration plot is linear in concentration range of 0.05-4,00 mu g mL(-1), LOQ (10S) is 0.05 mu g mL(-1). The possibility of quantitative determination of Periciazine in pharmaceutical preparations (Neuleptil (R), 10 mg capsules and Neuleptil (R), a 30 mL 4% oral (solution) drops) has been shown RSD <2.2% (delta< RSD).
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Pontificia Univ Catolica Rio de Janeiro, Dept Chem, BR-22451900 Rio De Janeiro, BrazilPontificia Univ Catolica Rio de Janeiro, Dept Chem, BR-22451900 Rio De Janeiro, Brazil
Osorio, Ana C. P.
da Cunha, Alessandra L. M. C.
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Pontificia Univ Catolica Rio de Janeiro, Dept Chem, BR-22451900 Rio De Janeiro, BrazilPontificia Univ Catolica Rio de Janeiro, Dept Chem, BR-22451900 Rio De Janeiro, Brazil
da Cunha, Alessandra L. M. C.
Khan, Sarzamin
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Pontificia Univ Catolica Rio de Janeiro, Dept Chem, BR-22451900 Rio De Janeiro, BrazilPontificia Univ Catolica Rio de Janeiro, Dept Chem, BR-22451900 Rio De Janeiro, Brazil
Khan, Sarzamin
Ponciano, Cassia R.
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Pontificia Univ Catolica Rio de Janeiro, Dept Chem, BR-22451900 Rio De Janeiro, BrazilPontificia Univ Catolica Rio de Janeiro, Dept Chem, BR-22451900 Rio De Janeiro, Brazil
Ponciano, Cassia R.
Aucelio, Ricardo Q.
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Pontificia Univ Catolica Rio de Janeiro, Dept Chem, BR-22451900 Rio De Janeiro, BrazilPontificia Univ Catolica Rio de Janeiro, Dept Chem, BR-22451900 Rio De Janeiro, Brazil