FIBRE-REACTIVE FORMAZAN DYES CONTAINING (BETA)-CHLOROETHYLSULFONYL OR VINYLSULFONYL BONDED VIA PHENYLAMINOTRIAZINYLAMINO

摘要

The fibre-reactive formazan dyes of the formula (1) in which R is C1-C4alkyl, C1-C4alkoxy, halogen, cyano or nitro, X is fluorine or chlorine, Y is beta -chloroethyl or vinyl and n is the number 0, 1 or 2 produce dyeings which have good fastness properties on nitrogen-containing or hydroxyl-containing fibre materials.