申请人:Ciba-Geigy Aktiengesellschaft
公开号:US04256896A1
公开(公告)日:1981-03-17
A naphtholactam dyestuff of the general formula (1) ##STR1## in which R represents C.sub.1 -C.sub.5 -alkyl, C.sub.1 -C.sub.5 -alkenyl, C.sub.6 -C.sub.9 -cycloalkyl, C.sub.6 -C.sub.9 -aralkyl, aryl or, preferably, hydrogen, X represents --COOH, --COO.sup..crclbar. cation.sup..sym., a modified carboxyl group, the radical --SO.sub.2 --T or a heterocyclic radical, T denoting alkyl, alkenyl or, preferably, aryl, M represents hydrogen or a cation, Y represents a free or modified carboxyl group, Z is C.sub.1 -C.sub.4 -alkyl, C.sub.1 -C.sub.4 -alkoxy, Cl, Br, NO.sub.2, phenyl sulphonyl C.sub.1 -C.sub.4 -alkyl-S, C.sub.1 -C.sub.4 -alkyl sulphonyl, cyano, CONH.sub.2, CONH-C.sub.1 -C.sub.4 -alkyl, and CON(C.sub.1 -C.sub.4 -alkyl).sub.2, n represents 0, 1 or 2, A represents a heterocyclic radical or --CN and B and C can carry further non-ionic substituents. The new dyestuffs give brilliant yellow and red shades on polyester and polyamide fibers.
一种萘内酰胺染料,其通式(1)如下:##STR1## 其中R代表C.sub.1-C.sub.5烷基,C.sub.1-C.sub.5烯基,C.sub.6-C.sub.9环烷基,C.sub.6-C.sub.9芳基烷基,芳基或更好地是氢,X代表--COOH,--COO.sup..crclbar.阳离子.sup..sym.,修饰的羧基,基团--SO.sub.2--T或杂环基团,其中T表示烷基,烯基或更好地是芳基,M代表氢或阳离子,Y代表自由或修饰的羧基,Z是C.sub.1-C.sub.4烷基,C.sub.1-C.sub.4烷氧基,Cl,Br,NO.sub.2,苯基磺酰C.sub.1-C.sub.4烷基-S,C.sub.1-C.sub.4烷基磺酰,氰基,CONH.sub.2,CONH-C.sub.1-C.sub.4烷基和CON(C.sub.1-C.sub.4烷基).sub.2,n表示0、1或2,A表示杂环基或--CN,B和C可以带有进一步的非离子取代基。这种新的染料在涤纶和聚酰胺纤维上呈现出明亮的黄色和红色色调。