Fiber reactive disazo dyes having a 2-vinylsulfonyl-5-sulfoaniline diazo component or a precursor thereof

摘要

Reactive dyes of the formula <IMAGE> (1) in which K and Z are as defined in claim 1, are suitable in particular for the dyeing and printing of cellulose-containing fibre material and produce dyeings and prints having good fastness properties in high coloristic yield.