申请人:Hoechst Aktiengesellschaft
公开号:US04960872A1
公开(公告)日:1990-10-02
Water-soluble monoazo compounds corresponding to the following general formula (1) which have valuable fiber-reactive dyestuff properties and which dye materials, in particular cellulose fibers, containing carboxamide and/or hydroxy groups in fast, yellow shades. ##STR1## in which the symbols have the following meanings: D is a benzene ring or a radical of the formula ##STR2## R.sup.1 and R.sup.3, independently of one another, are both hydrogen, methyl, ethyl, methoxy, ethoxy, chlorine, bromine, carboxy or sulfo, R.sup.2 and R.sup.4, independently of one another, are each hydrogen, methyl, ethyl, methoxy, ethoxy, chlorine or bromine, R is carboxy or lower carboalkoxy, and X and Y, independently of one another, are each .beta.-thiosulfatoethyl or .beta.-sulfatoethyl or vinyl, but, in the event that x and/or Y is vinyl, the radicals R.sup.1 and/or R.sup.2 are necessarily sulfo.
具有有价值的纤维活性染料特性的水溶性单偶氮化合物对应于以下一般式(1),并且可以染色材料,特别是含有羧酰胺和/或羟基的纤维,以快速、黄色调。其中符号的含义如下:D是苯环或以下式的基团之一,R.sup.1和R.sup.3彼此独立地是氢、甲基、乙基、甲氧基、乙氧基、氯、溴、羧基或磺酰基,R.sup.2和R.sup.4彼此独立地是氢、甲基、乙基、甲氧基、乙氧基、氯或溴,R是羧基或较低的羧烷氧基,X和Y彼此独立地是每个β-硫代乙基或β-磺酸乙基或乙烯基,但是,如果x和/或Y是乙烯基,则基团R.sup.1和/或R.sup.2必须是磺基。