Summary.
A series of some new substituted 5-antipyrinylazo-4-phenyl-2-aminothiazole disperse dyes was synthesized by diazocoupling of 4-antipyrinyldiazonium chloride with aminothiazole derivatives. The synthesized dyes were characterized by UV-Vis absorption, IR, 1H NMR, and MS spectroscopy. The dyes gave orange to reddish-violet shades with very good depth and levelness when applied to polyester fabrics as disperse dyes and their fastness properties were evaluated on polyester fibers. Also the position of color in CIELAB coordinates (L*, a*, b*, H*, and C*) was assessed.
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Metwally, M., Metwally, A., Abdel-Galil, E. et al. Substituted 5-Antipyrinylazo-4-phenyl-2-aminothiazoles as Disperse Dyes for Dyeing Polyester Fabrics. Monatsh. Chem. 139, 35–42 (2008). https://doi.org/10.1007/s00706-007-0749-4
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DOI: https://doi.org/10.1007/s00706-007-0749-4