| abstract |
A reactive dye of formula n n n n n n n n n n wherein n Z 1 and Z 2 are each independently of the other vinyl or a radical —CH 2 —CH 2 —Y and Y is a group removable under alkaline conditions, n n is the number 1, 2, 3 or 4, n m is the number 2, 3 or 4, n q is the number 0 or 1, and n the substituents —(SO 3 H) n , —SO 2 —Z 1 and —NH—CO—(CH 2 ) m —SO 2 —Z 2 are bound to the benzene rings A, B and/or C, said benzene rings A, B and/or C are optionally further substituted by at least one substituent selected from the group C 1 -C 4 alkyl, C 1 -C 4 alkoxy and halogen, n is suitable for dyeing and printing cellulosic or amide-group-containing fibre materials. |