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  • P-ISSN 1225-0163
  • E-ISSN 2288-8985

Determination of Memantine HCl by UV Spectrophotometry using MPCN as an UV-labelling Reagent

Analytical Science and Technology / Analytical Science and Technology, (P)1225-0163; (E)2288-8985
1993, v.6 no.4, pp.405-409
Jang, Sun-Sook
Choi, Jung-Kap
Yoo, Gyurng-Soo
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Abstract

Spectrophotometric assay for memantine HCl was developed by using sodium 1-(4-methoxypheyl) cinnamonitrile-2-sulfonate (MPCN) as an UV labelling reagent. The optimum derivatizing condition was obtained by incubation for 30 min at pH 5.0 in the presence of 20-fold molar excess of the labelling reagent. The absorbance of reaction product was measured at 324.5 nm and detection limit was <TEX>$0.43{\mu}g/ml$</TEX>. A linear range was <TEX>$5.0{\times}10^{-6}{\sim}6.5{\times}10^{-5}M$</TEX> of memantine HCl. The linear regression analysis of absorbance at various drug concentration was r

keywords
Spectrophotometric assay, memantine HCl, sodium 1-(4-methoxyphenyl) cinnamonitrile-2-sulfonate (MPCN), UV labelling reagent


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