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  • 标题:Mechanistic Investigation of Copper (II) Catalysed Oxidative Deamination and Decarboxylation of Histidine by Peroxomonosulphate in Buffered Medium
  • 本地全文:下载
  • 作者:P. Suresh Kumar ; I. Mohammed Bilal ; D. Easwaramoorthy
  • 期刊名称:International Journal of Innovative Research in Science, Engineering and Technology
  • 印刷版ISSN:2347-6710
  • 电子版ISSN:2319-8753
  • 出版年度:2015
  • 期号:NCAC
  • 页码:67
  • 出版社:S&S Publications
  • 摘要:A systematic kinetic study on the oxidation of histidine by peroxomonosulphate (PMS) in acetic acidsodiumacetate buffered medium (pH 3.6-4.8) and the catalytic effect of copper(II) was investigated. EPR spectral dataruled out the involvement of free radical intermediate. Formation of copper – histidine – PMS complex was establishedby cyclic voltammetric and UV –visible absorption studies. NMR studies confirmed that the product formed in thisreaction was imidazole -4-acetaldehyde. A suitable mechanism was proposed.
  • 关键词:Oxidation kinetics; Histidine; Peroxomonosulphate; Copper(II); EPR study; Cyclic voltammetric; NMR;studies.
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