申请人:DyStar Japan Ltd.
公开号:EP0671440A2
公开(公告)日:1995-09-13
A monoazo dye of the following formula (I):
wherein R is phenyl, phenoxy or benzyl, and D is a group of the formula (D1), (D2), (D3) or (D4):
wherein each of X1, X2 and X3, which are independent of one another, is hydrogen or chlorine, X4 is hydrogen, chlorine, methyl or -NHCOR1, wherein R1 is C1-4 alkyl or phenyl;
wherein X4 is as defined above, Y1 is hydrogen, chlorine or C1 -4 alkoxy;
wherein X5 is hydrogen, halogen, methyl or -NHZ, wherein Z is C1-4 alkylsurfonyl, C1-4 alkylcarbonyl, phenylsulfonyl, phenylcarbonyl, C1 -2 alkoxy C1 -2 alkylcarbonyl or aminocarbonyl, Y2 is hydrogen, methyl or C1 -2 alkoxy, and Q1 is cyano or C1-4 alkylcarbonyl;
wherein P is formyl, nitro or cyano, Q2 is cyano or nitro, T is halogen, methyl, phenyl or methylsulfonyl, X5 is as defined above, and Y3 is hydrogen or C1-2 alkoxy.
下式(I)的单偶氮染料:
其中 R 是苯基、苯氧基或苄基,D 是式 (D1)、(D2)、(D3) 或 (D4) 的基团:
其中相互独立的 X1、X2 和 X3 各为氢或氯,X4 为氢、氯、甲基或 -NHCOR1,其中 R1 为 C1-4 烷基或苯基;
其中 X4 如上定义,Y1 是氢、氯或 C1-4 烷氧基;
其中 X5 为氢、卤素、甲基或-NHZ,其中 Z 为 C1-4 烷基砜基、C1-4 烷基羰基、苯磺酰基、苯羰基、C1-2 烷氧基 C1-2 烷基羰基或氨基羰基,Y2 为氢、甲基或 C1-2 烷氧基,Q1 为氰基或 C1-4 烷基羰基;
其中 P 是甲酰基、硝基或氰基,Q2 是氰基或硝基,T 是卤素、甲基、苯基或甲基磺酰基,X5 如上定义,Y3 是氢或 C1-2 烷氧基。