申请人:BASF Aktiengesellschaft
公开号:US04843153A1
公开(公告)日:1989-06-27
Thienothiophene dyes of the formula ##STR1## wherein Z is carboxylate, acyl, carboxyl, substituted or unsubstituted carbamoyl, cyano or nitro, X is hydrogen, fluorine, chlorine, bromine, Z or a group of the formula ##STR2## T.sup.1 and T.sup.2 are identical or different and each is independently of the other cyano, substituted or unsubstituted alkoxycarbonyl, alkenyloxycarbonyl, carbamoyl or alkylcarbamoyl and W is hydrogen, methyl or ethyl, Y is hydrogen, chlorine or bromine and K is the radical of a coupling component, are highly suitable for dyeing synthetic fibers, in particular polyesters wherein the dyeing obtained have good fastness properties.
式为##STR1##的噻吩类染料,其中Z是羧酸酯,酰基,羧基,取代或未取代的氨基甲酰,氰基或硝基,X是氢,氟,氯,溴,Z或式为##STR2##的基团,T.sup.1和T.sup.2相同或不同,且各自独立地是氰基,取代或未取代的烷氧羰基,烯丙氧羰基,氨基甲酰或烷基氨基甲酰,W是氢,甲基或乙基,Y是氢,氯或溴,K是偶联组分的基团,非常适合染色合成纤维,特别是聚酯纤维,其中染色具有良好的牢度性能。