| abstract |
The present invention relates to a novel reactive dyestuff with a N-alkylamino group, represented by the following formula (I): wherein A1, A2, R1, R2, R3, R4, (R5)0-2, (R6)0-2, (Z1)0-1, (Z2)0-1, X1, X2 and n are defined the same as the specification. The reactive dyestuff of the present invention is suitable for exhaust dyeing, cold batch-up dyeing, continuous dyeing, printing and digital spray printing materials that contain hydroxyl group or amino group fibers. |