| 摘要 |
Reactive dyes of the formula <IMAGE> +TR <IMAGE> where n is 0 or 1 R1, R2 and R3 are in each case hydrogen, C1-C4-alkyl or phenyl, R4 is fluorine, chlorine, bromine, C1-C4-alkylsulfonyl, phenylsulfonyl or a radical of the formula <IMAGE> L is a bridge member, A is unsubstitued or substituted C2-C8-alkylene, Y is vinyl or a radical of the formula -CH2-CH2-Q, Q being a group which can be removed under alkaline reaction conditions, and D is phenyl or naphthyl, it being possible for these radicals to be substituted, and a process for preparing reactive dyes by oxidation of the abovementioned compounds are described.
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