| 摘要 |
Novel reactive dyes of formula <IMAGE> (1) wherein Z is a radical of formula NHR1, (1a) N(R2)R3, (1b) <IMAGE> (1c) <IMAGE> (1d) <IMAGE> (1e) <IMAGE> (1f) and R1, R2, R3, (R4)2-3, (R5)1-3, R7 and (R8)1-3 are as defined in claim 1, give intense red dyeings and prints of good fastness properties on cellulosic fibres.
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