Synthesis of Some Bis-azo Pyrazolone Acid Dyes and Their Application on Wool, Silk and Nylon
Corresponding Author(s) : R.A. Bhavasar
Asian Journal of Chemistry,
Vol. 10 No. 1 (1998): Vol 10 Issue 1
Abstract
Monoazo pyrazolone dyes are very common but bisaw pyrazolone dyeswith arylazo group in position-4 and second arylazo group at position -4of phenyl nucleus are not available in literature. Firstly aryldiazoniumchloride is coupled in position-4 in alkaline medium and the second aryldiazogroup in position-4' of 1-phenyl group in acidic medium.
Keywords
Synthesis
Bis-azo
Pyrazolone
Acid Dyes
Application
Wool
Silk
Nylon
Bhavasar, R., & Desai, C. (2010). Synthesis of Some Bis-azo Pyrazolone Acid Dyes and Their Application on Wool, Silk and Nylon . Asian Journal of Chemistry, 10(1), 207–208. Retrieved from https://asianpubs.org/index.php/ajchem/article/view/23578
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