Dyes containing 3,4-disubstituted-2-diaza-thiophene radicals

Details Dyes containing 3,4-disubstituted-2-diaza-thiophene radicals Dyes containing 3,4-disubstituted-2-diaza-thiophene radicals

1988-07-27

1990-08-28

Higel, Floyd D.

Organic compounds -- part of the class 532-570 series

Organic compounds

Azo

534630, 534640, 534651, 534738, 534740, 534753, 534765, 534767, 534768, 534769, 534772, 534773, 534774, 534775, 534791, 534792, 534794, 534573, C09B 6235, C09B 29033, C09B 2933, C09B 2936

Patent

active

049526812

ABSTRACT:
Compounds of the formula I ##STR1## where X is fluorine, chlorine, bromine, SO.sub.2 E or unsubstituted or substituted hydroxyl or mercapto, E is alkyl, alkenyl, cycloalkyl, aralkyl, aryl, chlorine or unsubstituted or substituted hydroxyl or amino, Y is cyano, nitro, alkanoyl, aroyl, alkylsulfonyl, arylsulfonyl, carboxyl, a carboxylic ester group or unsubstituted or substituted carbamyl, T is hydrogen, C.sub.1 -C.sub.4 -alkyl, a radical which can be introduced by electrophilic substitution or a radical of the formula --CH.dbd.B, in which B is a radical of a methylene-active compound or of an amine, and K is a radical of a coupling component, are disclosed. They are useful for dyeing synthetic fibers or plastics.

REFERENCES:
patent: 4092329 (1978-05-01), Jotterand
patent: 4255326 (1981-03-01), Giles et al.
patent: 4264495 (1981-04-01), Maher et al.
patent: 4507407 (1985-03-01), Kluger et al.

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