申请人:Hoechst Aktiengesellschaft
公开号:US04906736A1
公开(公告)日:1990-03-06
Water-soluble copper complex formazan compounds which conform to the general formula (1) below and have useful fiber-reactive dye properties and dye carboxamido- and/or hydroxy-containing material, in particular cellulose fibers, in fast blue shades. ##STR1## in which: M is hydrogen or a salt-forming metal atom, k, m and n each denote the number zero, 1 or 2, the sum (k+m+n) being equal to 1 to 4, A is a benzene or napththalene ring which additionally can contain the fiber-reactive group --NH--Q and further substituents, B is a benzene or naphthalene ring which additionally contains the fiber-reactive group --NH--Q and further substituents, D is substituted or unsubstituted alkylene of 1 to 8 carbon atoms or is a benzene or naphthalene ring having optionally additional substituents or is a heterocyclic radical, X is a sulfo group or an oxy or carbonyloxy group, r is the number 1 or 2, Q is a radical of the formula (2) ##STR2## in which Y is halogen, Z is vinyl or a .beta.-substituted ethyl, G is the thio or an amino group --N(R)-- where R is equal to hydrogen or to low, substituted or unsubstituted alkyl or a group --K--W.sub.p defined hereinafter, K is alkylene or arylene or arylene-alkylene or alkylene-arylene whose arylene and alkylene radicals can be substituted and/or interrupted by a hetero group, W is a water-solubilizing group and p is the number 1, 2 or 3, the group --NH--Q is bonded to an aromatic carbon atom of A or B or D or to an aliphatic carbon atom of D or of a substituent on A or B, in the case of r=2, however, not simultaneously to A, B or D.
可溶于水的铜络合物形成偶氮化合物,符合下列通式(1),具有有用的纤维反应性染料特性,可染色羧酰胺和/或含羟基的材料,特别是纤维素纤维,在快速蓝色阴影中。 ##STR1## 其中:M是氢或盐形成的金属原子,k,m和n分别表示数字零,1或2,和(k+m+n)之和等于1到4,A是苯环或萘环,还可以包含纤维反应基--NH--Q和进一步的取代基,B是苯环或萘环,还包含纤维反应基--NH--Q和进一步的取代基,D是取代或未取代的1至8个碳原子的烷基或是具有可选附加取代基的苯环或萘环或是杂环基,X是磺酰基或氧或羰氧基,r是数字1或2,Q是公式(2)的基团 ##STR2## 其中Y是卤素,Z是乙烯基或β-取代乙基,G是硫醇或氨基团--N(R)--,其中R等于氢或低,取代或未取代的烷基或--K--W.sub.p定义如下,K是烷基或芳烃或芳烃-烷基或烷基-芳烃,其芳烃和烷基基团可以被杂环基取代和/或中断,W是水溶化基团,p是数字1,2或3,基团--NH--Q连接到A或B或D的芳香碳原子或D或A或B的取代基上的脂肪碳原子,在r=2的情况下,不同时连接到A、B或D。