Monoazo compounds and dyeing or printing methods using the same

摘要

A monoazo compound represented by the general formula (I): <IMAGE> (I) wherein D is an optionally substituted phenyl or an optionally substituted naphthyl; R and R1 are hydrogen or an optionally substituted lower alkyl; A is a naphthylene represented by the general formula (A1): <IMAGE> (A1) m1 and m2 are 0 or 1; Y is an aliphatic connecting group Z is -CH=CH2 or -CH2CH2Z1 in which Z1 is a group removable by the action of an alkali; X is an aliphatic, aromatic, alicyclic, cyclic amino group, etc; and a method for dyeing or printing fiber materials using the monoazo compound.