申请人:RESEARCH ASSOCIATION OF DYESTUFF MANUFACTURES
公开号:EP0102729A1
公开(公告)日:1984-03-14
A monoazo compound of the formula,
wherein X is hydrogen or a lower alkyl group; Z is hydrogen or halogen or an alkyl, acylamino, benzoylamino or alkylsulfonylamino group; each of R1, R2, R3 and R4 independently are hydrogen or an alkyl group, provided that R1, R2, R3 and R4 cannot simultaneously be hydrogen; and R5 is hydrogen or an alkyl, substituted alkyl, alkenyl, cycloalkyl, aralkyl or phenyl group, are prepared by diazotisation and coupling. These compounds are useful for dyeing synthetic fibers such as polyesters.
式中的单偶氮化合物、
其中,X 是氢或低级烷基;Z 是氢或卤素或烷基、酰氨基、苯甲酰氨基或烷基磺酰基氨基;R1、R2、R3 和 R4 各自独立地是氢或烷基,但 R1、R2、R3 和 R4 不能同时是氢;R5 是氢或烷基、取代烷基、烯基、环烷基、芳基或苯基。这些化合物可用于合成纤维(如聚酯)的染色。