A reactive dye of formula

##STR00001##

wherein M is hydrogen, an alkali metal or one equivalent of an alkaline earth metal, Z.sub.1 is vinyl, β-sulfatoethyl or the radical —NHCO—(CH.sub.2).sub.3—SO.sub.2—CH.sub.2CH.sub.2Cl; R.sub.1 denotes H or sulfo; and R.sub.2 is H, methyl, methoxy or sulfo, n is the number 3; Y is vinyl or a radical —CH.sub.2—CH.sub.2-U and U is —Cl or —OSO.sub.3H,
is suitable for dyeing and printing cellulosic or amide-group-containing fibre materials.

A reactive dye of formula

##STR00001##

wherein M is hydrogen, an alkali metal or one equivalent of an alkaline earth metal, Z.sub.1 is vinyl, β-sulfatoethyl or the radical —NHCO—(CH.sub.2).sub.3—SO.sub.2—CH.sub.2CH.sub.2Cl; R.sub.1 denotes H or sulfo; and R.sub.2 is H, methyl, methoxy or sulfo, n is the number 3; Y is vinyl or a radical —CH.sub.2—CH.sub.2-U and U is —Cl or —OSO.sub.3H,
is suitable for dyeing and printing cellulosic or amide-group-containing fibre materials.

A reactive dye of formula ##STR00001##
wherein M is hydrogen, an alkali metal or one equivalent of an alkaline earth metal, Z.sub.1 is vinyl, ?-sulfatoethyl or the radical NHCO(CH.sub.2).sub.3SO.sub.2CH.sub.2CH.sub.2Cl; R.sub.1 denotes H or sulfo; and R.sub.2 is H, methyl, methoxy or sulfo, n is the number 3; Y is vinyl or a radical CH.sub.2CH.sub.2-U and U is Cl or OSO.sub.3H, is suitable for dyeing and printing cellulosic or amide-group-containing fibre materials.

A reactive dye of formula ##STR00001##
wherein M is hydrogen, an alkali metal or one equivalent of an alkaline earth metal, Z.sub.1 is vinyl, ?-sulfatoethyl or the radical NHCO(CH.sub.2).sub.3SO.sub.2CH.sub.2CH.sub.2Cl; R.sub.1 denotes H or sulfo; and R.sub.2 is H, methyl, methoxy or sulfo, n is the number 3; Y is vinyl or a radical CH.sub.2CH.sub.2-U and U is Cl or OSO.sub.3H, is suitable for dyeing and printing cellulosic or amide-group-containing fibre materials.