| abstract |
A monoazo reactive red dyestuff of the formula (I),n nwherein the R 1 , R 2 , R 3 , X, D, Z and n are as defined in the description. Thesenkinds of dyestuffs are suitable for dyeing and printing of materialsncontaining either cellulose fibers, such as cotton, artificial cotton, linen, andnartificial linen, or synthetic polyamide, such as wool, silk, and nylon etc., asnwell as on mixed or cross-linked cellulose fibers and other fibers. Dyednmaterials with excellent properties can be obtained, showing especiallynoutstanding performance in of wash-off, level-dyeing, light fastness andnperspiration-light fastness. |