ChemInform Abstract: Synthesis and Dyeing Characteristics of Some New Asymmetrical 3‐Cyanoformazans.

Abstract

264ChemInform Abstract The target compounds (VII) are prepared by consecutive twofold diazo coupling of cyanoacetanilide (IV) with the (het)aryldiazonium salts (III) and (VI). Further examples are given in the original paper. (UV absorption maxima, dyeing and fastness properties).