Infrared spectra of the copper (II) complexes of amino acids with hydrophobic residues

Abstract

Los espectros de infrarrojo de los complejos de Cu(II), bisquelados con los aminoácidos glicina, alanina, leucina, isoleucina, valina y fenilalanina, conocidos por presentar diferentes tipos de actividad farmacológica, fueron registrados y analizados en base a sus peculiaridades estructurales. Asimismo, se presentan algunas comparaciones entre los espectros obtenidos y las características de las vibraciones asociadas a los grupos carboxilato y a las uniones metal-ligando se discuten en detalle.The infrared spectra of the bis-chelated Cu(II) complexes of the aminoacids glycine, alanine, leucine, isoleuceine, valine and phenylalanine, which posses different kind of pharmacologic activity, were recorded and analyzed in relation to its structural peculiarities. Some comparisons between the recorded spectra are also presented and the characteristics of the carboxylate motions as well as those of the metal-to-ligand vibrations are discussed in detail.Colegio de Farmacéuticos de la Provincia de Buenos Aire

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