Azo dyes containing triazine middle components and a 1,4-phenylene-2,5-disubstituted coupling component

Claim 1

A compound of the formula ##STR98## where R and R' are each independently of the other hydrogen or C 1 -C 4 alkyl, R 1 is chlorine, hydroxyl-substituted (in the alkyl moiety) N-mono- or N,N-di-C 1 -C 4 alkylamino, or morpholino, X is a bridge member of the formula ##STR99## where R 5 and R' 5 are each independently of the other hydrogen or C 1 -C 4 alkyl and R 6 and R' 6 are each independently of the other hydrogen, sulfo, methyl, methoxy or chlorine, n is 0 or 1, A is a radical of the formula ##STR100## where R 2 and R 3 are each independently of the other C 1 -C 4 alkyl, C 1 -C 4 alkoxy or unsubstituted or hydroxyl-substituted (in the alkyl moiety) C 2 -C 4 alkanoylamino and the phenyl radical (a) contains no further substituents or is further substituted by C 1 -C 4 alkyl, C 1 -C 4 alkoxy, halogen, hydroxyl, carboxyl, unsubstituted or hydroxyl-substituted C 2 -C 4 alkanoylamino or unsubstituted or sulfo-, C 1 -C 4 alkyl-, C 1 -C 4 alkoxy-, halogen- or hydroxyl-substituted 1- or 2-napthylazo or phenylazo, A' has the meaning A or is a radical of the formula ##STR101## where (R' 4 ) 0-2 represents from 0 to 2 identical or different radicals selected from the group consisting of methyl, methoxy, sulfo, chlorine, hydroxyl and carboxyl, (R 7 ) 1-3 represents from 1 to 3 identical or different substituents selected from the group consisting of sulfo, methyl, methoxy, chlorine and o-, m- or p-sulfophenylazo, R 8 is hydrogen, C 1 -C 4 alkyl or C 1 -C 4 alkoxy-C 1 -C 4 alkyl, R 9 is sulfomethyl, cyano or carbamoyl, and (R 10 ) 0-2 represents from 0 to 2 identical or different radicals selected from the group consisting of methyl, methoxy, sulfo, hydroxyl, amino, acetylamino and hydroxyacetylamino.