| 摘要 |
The azo dyes of the formula <IMAGE> where R1 is -CN, -CON(R8)R9, -COR10, -COOR11, -CONHNHR12 or -SO2 R13, R2 is hydrogen or substituted or unsubstituted C1-C10-alkyl, R3 is substituted or unsubstituted C1-C10-alkyl, C1-C10-alkoxy, C5-C7-cycloalkyl, C5-C7-cycloalkoxy, phenyl, phenoxy, naphthyl or naphthoxy, R4 is halogen or substituted or unsubstituted C1-C10-alkyl, C1-C10-alkoxy or phenoxy, R5 is substituted or unsubstituted C1-C10-alkyl, phenyl or naphthyl or unsubstituted or C1-C10-alkyl-monosubstituted or -disubstituted amino, R6 is substituted or unsubstituted C1-C10-alkyl, R7 is a water-solubilising group, R8, R9, R11 and R12 are each independently of the other hydrogen or substituted or unsubstituted C1-C10-alkyl, C5-C7-cycloalkyl, phenyl or naphthyl, R10 and R13 are each substituted or unsubstituted C1-C10-alkyl, C5-C7-cycloalkyl, phenyl or naphthyl, and n is 1, 2, 3, 4 or 5, dye nitrogen-containing or hydroxyl-containing fibre materials with good fastness properties.
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