申请人:——
公开号:US20040261199A1
公开(公告)日:2004-12-30
Reactive dyes of formula (U) wherein Q
1
, Q
2
, Q
3
and Q
4
are each independently of the others hydrogen or unsubstituted or substituted C
1
-C
4
alkyl, A is the radical of a monoazo, polyazo, metal complex azo, anthraquinone, phthalocyanine, formazan or dioxazine chromophore, D is the radical of a diazo component, of the benzene or naphthalene series, X is halogen, 3-carboxpyridin-1-yl, 3-carbamoylpyridin-1-yl, hydroxy, C
1
-C
4
alkoxy unsubstituted or substituted in the alkyl moiety, phenoxy unsubstituted or substituted in the phenyl moiety, C
1
-C
4
alkylthio unsubstituted or substituted in the alkyl moiety, unsubstituted or substituted amino, or an N-heterocycle which may or may not contain further hetero atoms, and Y is vinyl or a radical —CH
2
—CH
2
—U and U is a group removable under alkaline conditions, are suitable for dyeing cellulosic or amide-group-containing fibre materials.
式(U)的反应
染料,其中Q1、Q2、Q3和Q4各自独立地为氢或未取代或取代的C1-C4烷基,A是单偶氮、多偶氮、
金属配合物偶氮、
蒽醌、
酞菁、福马赞或二氧嗪色团的基团,D是苯或
萘系列的重氮组分的基团,X是卤素、3-羧基
吡啶-1-基、3-
氨基甲酰基
吡啶-1-基、羟基、C1-C4烷氧基未取代或取代于烷基中、苯氧基未取代或取代于苯基中、C1-C4烷基
硫基未取代或取代于烷基中、未取代或取代的
氨基,或可能包含进一步杂原子的N-
杂环化合物,Y是
乙烯基或基团—
CH2— —U,U是在碱性条件下可去除的基团,适用于染色
纤维素或含酰胺基团的纤维材料。