Reactive dyestuffs comprising a triazine moiety and a vinylsulfonyl moiety both being linked by a substituted alkylene bridge member

摘要

A reactive dye of the formula <IMAGE> in which: F is a radical selected from the group consisting of metal-free or metal-containing monoazo or disazo dyes containing at least one -SO3H group, anthraquinone dyes, sulfophthalocyanine dyes, formazan dyes, phenazine dyes, oxazine dyes and nitroaryl dyes, R is hydrogen, C1-C4 alkyl which is unsubstituted or substituted with -COOH or -SO3H, cyanoethyl, or hydroxyethyl, X is fluorine, chlorine, bromine, -SO3H, phenylsulfonyl or C1-C4-alkylsulfonyl, p is 1 or 2 and A is a radical of the formula <IMAGE> in which: Y is chlorine, bromine, fluorine, -OH, -OSO3H, -O-acyl, -CN, -COOH, -COO-C1-C4-alkyl, -CONH2 or -SO2-Z, the group designated "alk" is a straight or branched polymethylene radical having 2 to 6 carbon atoms, V is <IMAGE> hydrogen or C1-C4-alkyl which is unsubstituted or substituted by C1-C2-alkoxy, carboxyl, sulfo, halogen or hydroxy, Z is beta -halogenoethyl, vinyl or beta -acetoxyethyl, or A is a radical of the formulae <IMAGE> <IMAGE> <IMAGE> <IMAGE> <IMAGE> in all of which R' is C1-6-alkyl or hydrogen, Z is as defined above, o is 0 to 6, and m is 2 to 6.