JPS6261621B

Reactive dyes which in the form of the free acids correspond to the general formula where A is fluorine, chlorine or bromine, B is hydrogen, chlorine, methyl, methoxy, ethoxy, hydroxysulfonyl or carboxyl, R is carboxyl, C1-C4-alkoxycarbonyl, carbamyl, N-mono- or N,N-di-C1-C4-alkyl- or -hydroxyalkyl-substituted carbamyl, carbopiperidide, carbopyrrolidide or carbomorpholide and R1 is C1-C4-alkyl which is unsubstituted or substituted by cyano, hydroxyl or carboxyl, phenyl which is unsubstituted or substituted by methyl, ethyl, fluorine, chlorine, bromine, amino, trifluoromethyl, methoxy, ethoxy, cyano, phenoxy, acetyl, methylsulfonyl, benzoyl, phenylsulfonyl, acetylamino, nitro, hydroxyl, carboxyl, carbamyl, 2-benzthiazolyl or sulfamyl, or naphthyl which is unsubstituted or substituted by hydroxysulfonyl. The novel compounds are particularly suitable for dyeing cellulose-containing textile materials, polyamides and leather.