Heterocyclyl-azo-phenyl dyes having a cationic group linked thro

Details Heterocyclyl-azo-phenyl dyes having a cationic group linked thro Heterocyclyl-azo-phenyl dyes having a cationic group linked thro

1975-12-12

1980-09-30

Warren, Charles F.

Chemistry of carbon compounds

Miscellaneous organic carbon compounds

C-metal

260146R, 260146D, 260146T, 260147, 260152, 260153, 260154, 260155, 260157, 260158, 260162, 260163, 260165, 260208, C07C10704, C09B 4402, C09B 4404

Patent

active

042254906

ABSTRACT:
Compounds of the formula ##STR1## in which R.sub.1 signifies a substituted thiazole, thiadiazole, isothiazole, oxadiazole or thiophene radical,

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