Patent ID: 7905928

Claim:
A reactive dye of the formula in which Q 1 is hydrogen, halogen or a radical of the formula R 1 , R 2 and R 3 independently of one another are hydrogen or C 1 -C 4 alkyl which is unsubstituted or substituted by hydroxyl, sulfo, carboxyl or sulfato, and R 1 in formula (1) and R 1 in formula (2a) have identical or different meanings and R 2 in formula (1) and R 2 in formula (2a) have identical or different meanings, (R 4 ) 0-1 and (R 5 ) 0-1 independently of one another are 0 or 1 identical or different substituents from the group consisting of C 1 -C 4 alkyl, C 1 -C 4 alkoxy, halogen and sulfo, A is hydrogen or C 1 -C 4 alkyl which is unsubstituted or substituted by hydroxyl, sulfo, carboxyl or sulfato, phenyl which is unsubstituted or substituted by C 1 -C 4 alkyl, C 1 -C 4 alkoxy, C 2 -C 4 alkanoylamino, hydroxyl, carboxyl, carbamoyl, sulfo or halogen, phenyl-C 1 -C 2 alkylene which is unsubstituted or substituted in the phenyl ring by C 1 -C 4 alkyl, C 1 -C 4 alkoxy, C 2 -C 4 alkanoylamino, hydroxyl, carboxyl, sulfo, carbamoyl or halogen, or C 5 -C 7 cycloalkyl which is unsubstituted or substituted by C 1 -C 4 alkyl, B is a C 2 -C 12 alkylene radical which can be interrupted by 1, 2 or 3 members from the group consisting of —NH—, —N(CH 3 )— or —O— and is unsubstituted or substituted by hydroxyl, sulfo, sulfato, cyano or carboxyl, a C 5 -C 7 cycloalkylene radical or C 1 -C 2 alkylene-C 5 -C 7 cycloalkylene radical which are unsubstituted or substituted in the cycloalkylring by C 1 -C 4 alkyl, C 1 -C 2 alkylenephenylene radical or phenylene radical which are unsubstituted or substituted in the phenyl ring by C 1 -C 4 alkyl, C 1 -C 4 alkoxy, C 2 -C 4 alkanoylamino, sulfa, halogen or carboxyl, V 1 and V 2 independently of one another are halogen, T is a radical of the formula —CO—(CH 2 ) m —SO 2 —Y (3a), —CO—CH(Hal)-CH 2 -Hal (3b) or —CO—C(Hal)=CH 2 (3c), Hal is halogen, X is hydroxyl or Y, Y is vinyl or a radical —CH 2 —CH 2 —U and U is a group which can be split off under alkaline conditions, and in is the number 2, 3 or 4.