申请人:Fujifilm Corporation
公开号:EP1772493A1
公开(公告)日:2007-04-11
An azo dye represented by the following formula (I):
wherein, in formula (I), R1, R2, R3, and R4 each independently represent a hydrogen atom, an aliphatic group, an aryl group, a halogen atom, an acyl group, a cyano group, an acylamino group, an aliphatic oxycarbonyl group, an aryloxycarbonyl group, a carbamoyl group, an aliphatic sulfonyl group, an arylsulfonyl group, a sulfamoyl group, an aliphatic oxycarbonylamino group, an aryloxycarbonylamino group, a sulfo group, a carboxyl group, a carbamoylamino group, a sulfamoylamino group, or an aliphatic-or aromatic-sulfonylamino group, wherein R1 and R2 and/or R3 and R4 may be combined with each other to form a five- or six-membered aromatic ring or non-aromatic ring; X represents a carbon atom or a nitrogen atom, wherein n is 0 when X is a nitrogen atom and n is 1 when X is a carbon atom; A, B, C, and D each represent a carbon atom or a nitrogen atom, provided that at least one of A, B, C and D represents a nitrogen atom; Y represents a substituent; and m denotes an integer from 0 to 3.
下式(I)所代表的偶氮染料:
其中,在式 (I) 中,R1、R2、R3 和 R4 各自独立地代表氢原子、脂肪族基团、芳基、卤素原子、酰基、氰基、酰氨基、脂肪族氧羰基、芳氧基羰基、氨基甲酰基、脂肪族磺酰基、芳基磺酰基、氨基磺酰基、脂肪族氧羰基氨基、芳氧基羰基氨基、磺酰基、羧基、氨基甲酰基、氨基磺酰基或脂 族-或芳香族-磺酰基氨基,其中 R1 和 R2 和/或 R3 和 R4 可相互结合形成五元或六元芳香环或非芳香环;X代表碳原子或氮原子,其中当X为氮原子时,n为0,当X为碳原子时,n为1;A、B、C和D各自代表碳原子或氮原子,条件是A、B、C和D中至少有一个代表氮原子;Y代表取代基;m表示0至3的整数。