Fibre-reactive azo dyes containing a monofluororotriazine group
AssigneeCiba-Geigy Corporation
InventorsHerbert Seiler, Gert Hegar
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Abstract
A fibre-reactive azo dyestuff of the formula ##STR1## in which X is alkyl or alkoxy with 1 to 4 carbon atoms, carboxyl or halogen, n is 1, 2 or 3, m is 0 or 1, p is 0 or 1 and q is 0 or 1 and the benzene or naphthalene rings A, B and B' can contain further substituents in addition to SO.sub.3 H groups. The dyestuffs of the invention are suitable inter alia, for dyeing and printing silk, leather, wool, high molecular weight polyamide fibres and high molecular weight polyurethanes, but especially cellulose-containing materials having a fibrous structure.
Claims4
A fibre-reactive azo dyestuff of the formula ##STR10## in which n is 2 or 3, and the benzene ring B is unsubstituted or substituted by alkyl of 1 to 4 carbon atoms, alkoxy of 1 to 4 carbon atoms, alkanoylamino of up to 6 carbon atoms, benzoylamino,
- NH.sub.2, methylamino, ethylamino, ureido, hydroxy, carboxy or halogen and
- X is methyl, methoxy, carboxyl or chlorine.
Dependencies are inferred from the claim text.