申请人:BASF Akiengesellschaft
公开号:US20040204570A1
公开(公告)日:2004-10-14
Azoxy dyes of the general formula I in the form of the free acid
1
where
n is 0 or 1, each
R
1
is selected from the group consisting of methoxy, hydroxyl and carboxyl, each
R
2
is selected from the group consisting of carboxyl, amino, C
1
-C
4
-alkylamino, allylamino, benzylamino and methoxycarbonylmethylamino, and the phenyl rings A may additionally be substituted by C
1
-C
8
-alkyl, unsubstituted or methyl- or halogen-substituted phenyl, hydroxyl, amino, nitro, halogen, carboxyl, N-benzylcarbamoyl, unsubstituted or nitro-, halogen-, C
1
-C
4
-alkoxy- or acetoxy-substituted phenylcarbamoyl and naphthylcarbamoyl or be benzofused,
their copper complexes, a process for prpearing the copper complex dyes, azoxy dyes of the formula I in their partially or completely deacylated form, their copper complexes, colorants comprising these azoxy dyes and/or their copper complexes and also their use for dyeing and printing natural or synthetic substrates.
通式 I 以游离酸形式存在的偶氮染料
1
其中
n 为 0 或 1,每个
R
1
选自由甲氧基、羟基和羧基组成的组,每个
R
2
选自由羧基、氨基、C
1
-C
4
-烷基氨基、烯丙基氨基、苄基氨基和甲氧羰基甲基氨基组成的组中。
1
-C
8
-烷基、未取代或甲基或卤素取代的苯基、羟基、氨基、硝基、卤素、羧基、N-苄基氨基甲酰基、未取代或硝基、卤素、C
1
-C
4
-烷氧基或乙酰氧基取代的苯基氨基甲酰基和萘基氨基甲酰基或苯并[......]基、
它们的铜络合物、铜络合物染料的制备方法、部分或完全脱乙酰基的式 I 偶氮染料、它们的铜络合物、包含这些偶氮染料和/或它们的铜络合物的着色剂,以及它们在天然或合成基材染色和印花中的用途。