| 摘要 |
Novel dyes of formula (1) give dyeings and prints of good fastness on cellulosic, polyamide and polyurethane fibres, silk, leather and wool. <IMAGE> wherein each of Z1 and Z2 independently of the other is a radical of the formula <IMAGE> R1 is alkyl which may be substituted by hydroxy, alkoxy, hydroalkoxy, alkylcarbonyl, alkoxycarbonyl, carboxy, cyano, chlorine, sulfo or sulfato, and R2 is hydrogen, alkyl which may be substituted by hydroxy, alkoxy, hydroxyalkoxy, alkylcarbonyl, alkoxycarbonyl, alkylcarbonyloxy, carboxy, cyano, chlorine, sulfo or sulfato, or is phenyl, benzyl or phenethyl, the benzene ring of which may be substituted by methyl, methoxy, acetylamino, chlorine, bromine, carboxy or sulfo, and the benzene rings A and B may be further substituted. |
