Patent ID: 6953845

Claim:
A reactive dye of formula wherein A is the radical of a monoazo, polyazo, metal complex azo, anthraquinone, phthalocyanine or dioxazine chromophore, R 1 is hydrogen or unsubstituted or substituted C 1 -C 4 alkyl, R 2 and R 3 are hydrogen, X 1 and X 2 are halogen, B is a radical of formula —CH 2 —CH(R 7 )— or —(R 7 )CH—CH 2 —, wherein R 7 is C 1 -C 4 alkyl, T is a reactive radical of formula R 4 is hydrogen, C 1 -C 4 alkyl unsubstituted or substituted by hydroxy, sulfo, sulfato, carboxy or by cyano, or a radical wherein R 5 is as defined hereinbelow, R 5 is hydrogen, hydroxy, sulfo, sulfato, carboxy, cyano, halogen, C 1 -C 4 alkoxycarbonyl, C 1 -C 4 alkanoyloxy, carbamoyl or a group —SO 2 —Y, R 6 is hydrogen or C 1 -C 4 alkyl, alk and alk 1 are each independently of the other linear or branched C 1 -C 6 alkylene, arylene is an unsubstituted or sulfo-, carboxy-, hydroxy-, C 1 -C 4 alkyl-, C 1 -C 4 alkoxy- or halo-substituted phenylene or naphthylene radical, Y is vinyl or a radical —CH 2 —CH 2 —U and U is a leaving group, Y 1 is a group —CH(Hal)—CH 2 (Hal) or —C(Hal)═CH 2 , wherein Hal is chlorine or bromine, W is a group —SO 2 —NR 6 —, —CONR 6 — or —NR 6 CO—, wherein R 6 is as defined hereinabove, Q is a radical —O— or —NR 6 —, wherein R 6 is as defined hereinabove, n is the number 0 or 1, and V 1 and V 2 are each independently of the other N, C—H, C—Cl or C—F.