Procedure for the preparation of water-insoluble monoazo dyes of the general formula **(See formula)** where X means a hydrogen or halogen atom, a methyl, trifluoromethyl, alkoxy or nitro group, Y means a hydrogen or halogen atom, a carboxylic acid, carboxylic acid methyl ester or carboxylic acid amide group and R means a hydrogen or halogen atom or a methyl group or an alkoxy group, characterized in that diazonium amine compounds of the general formula are coupled. **(See formula)** with coupling components of the general formula **(See formula)** where X, Y and R have the meanings mentioned above. (Machine-translation by Google Translate, not legally binding)
展开▼
