Azo colorants

Details Azo colorants Azo colorants

C - Chemistry, Metallurgy

09

B

260/170.6, 260/1

C09B 29/00 (2006.01) C09B 29/36 (2006.01)

Patent

CA 1041486

ABSTRACT OF THE DISCLOSURE Azo colorants of the formula Image wherein A denotes the radical of a heterocyclic diazo compo- nent, R1 denotes a hydroxyl, alkyl, phenyl or alkoxycarbonyl group, R2 denotes a H atom or an alkyl, phenyl, acyl, nitrile, alkoxycarbonyl or carbamoyl group, and X and Y denote sub- stituents which do not confer solubility in water, which are useful for coloring highmolecular organic material.

221708

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