FIBRE REACTIVE DYES THEIR PREPARATION AND THEIR USE

摘要

Reactive dyes of formula (1) wherein Q and Q are each independently of the other hydrogen or unsubstituted or substituted C Calkyl A is the radical of a monoazo polyazo metal complex azo anthraquinone phthalocyanine formazan or dioxazine chromophore X is halogen 3 or 4 carboxypyridin 1 yl or 3 or 4 carbamoylpyridin 1 yl Y is vinyl or a radical CH CH U and U is a group removable under alkaline conditions and q is the number 1 or 2 are suitable for dyeing and printing cellulosic or amide group containing fibre materials.