REAKTIVFARBSTOFFE.

摘要

Reactive polyazo dyes of formula (I) are new: D = a diazo component of formula D1 or D2: n = 0-2; A and A' = H, 1-4C alkyl, 1-4C alkoxy or halogen; R and R' = H, 1-4C alkyl, 1-4C alkoxy, halogen, COOH or SO3H; X = vinyl or CH2CH2Y; Y = an alkali-cleavable gp.; Q = a coupling component of the pyridone, pyrazolone, pyrazolopyridone, acetoacetarylide, N-(3-aminophenyl) acetamide, 3-aminophenylureido, naphthylamine, naphthol or naphtholamine series, opt. substd. by other azo or azo-contg. gps. and/or other fibre-reactive gps. Monoazo cpds. of formula (II) are also new: except for 4'-(2-sulphatoethylsulphonyl) -3-sulpho-4-amino-azobenzene.