Amine salts of azo dyestuffs of the pyridone series

Details Amine salts of azo dyestuffs of the pyridone series Amine salts of azo dyestuffs of the pyridone series

1981-04-09

1982-11-16

Doll, John

Chemistry of carbon compounds

Miscellaneous organic carbon compounds

C-metal

564487, C09B 2936, C07C 8520

Patent

active

043594182

ABSTRACT:
Azo dyestuff sulfonic acid salts of the formula: ##STR1## wherein A represents a carbocyclic or heterocyclic aromatic radical, B represents an aliphatic, cycloaliphatic or araliphatic amine, X represents a hydrogen atom or a substituted or unsubstituted alkyl group, a cycloalkyl, aralkyl or aryl group, Y represents a hydrogen or halogen atom, a nitro, cyano, acyl, sulfonic acid, arylsulfonyl, alkoxycarbonyl group or a substituted or unsubstituted alkyl, sulfamoyl or carbamoyl group, Z represents a substituted or unsubstituted alkyl group or an aryl radical, m and n are 1 or 2; said dyestuffs salts having good solubility in organic solvents and functioning to color solutions of film forming polymers in yellow to orange shades.

REFERENCES:
patent: 3956263 (1976-05-01), Buehler et al.
patent: 3979378 (1976-09-01), Gnad et al.
patent: 4039523 (1977-08-01), Hegar

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