| 摘要 |
Reactive dyes of formula wherein R1 and R2 independently of one another are hydrogen or unsubstituted or substituted C1-C4alkyl, D is a radical of a diazo component of the formula X1 and X2 independently of one another are halogen, T is a fibre-reactive radical of the formula (R3)0-2 denotes from 0 to 2 identical or different substituents from the group halogen, C1-C4alkyl, C1-C4alkoxy and sulfo, Z is vinyl or a —CH2—CH2—U radical and U is a group that is removable under alkaline conditions, Q is a —CH(Hal)-CH2-Hal or —C(Hal)=CH2 group, Hal is halogen, n is the number 0, 1 or 2, and m and q are independently of one another the number 0 or 1, are suitable for dyeing cellulosic or amide-group-containing fibre materials.
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