KMID : 1059519890330050504
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Journal of the Korean Chemical Society 1989 Volume.33 No. 5 p.504 ~ p.509
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Trifunctional Amino Acid-Co(¥²) Complexes of N,N'-Dimethylethylenediamine-N,N'-di-¥á-butyric Acid
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Jun Moo-Jin
Chung Hae-Kwon Jung Jin-Seung
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Abstract
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Cobalt(¥²) complexes of N,N'-dimethylethylenediamine-N,N'-di-¥á-butyric acid(dmedba) and trifunctional aminoacids, [Co(dmedba)(L-aa)] (L-aa = S-methyl-L-cysteine, L-methionine, L-glutamic acid, L-aspartic acid) have been prepared from the reaction between the s-cis-[Co(dmedba)Cl2]- complex and the amino acid. The amino acids have been found to coordinate through the amine and carboxylate groups just like [Co(dmedda)(L-aa)]. The complexes obtained in this work were characterized by their proton magnetic resonance, infrared and visible absorption spectral data along with the elemental analyses.
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