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PCE
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CPC Subgroup
C09B 43/36

with amino-anthracene or amino-anthraquinone dyes

Full Title

Preparation of azo dyes from other azo compounds > by reacting carboxylic or sulfonic groups, or derivatives thereof, with amines; by reacting keto-groups with amines > with amino-anthracene or amino-anthraquinone dyes