| 摘要 |
The novel dispersion dyes of the formula <IMAGE> (1) in which R1 is a C2-C8alkyl radical which is substituted by hydroxyl, halogen, a radical -X-C1-C8alkyl or -X-phenyl, in which X is a bridging member of the formula -O-, <IMAGE> and R2 and R3, independently of one another, are each an unsubstituted C1-C8alkyl radical or a C2-C8alkyl radical which is substituted as mentioned for R1, or in which R1 and R2 together with the nitrogen atom linking them are a heterocyclic radical, are suitable in particular for the dyeing of polyester textile material.
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