Novel benzimidazolocarbocyaniene dye and silver halide photographic material containing said dye
申请人:FUJI PHOTO FILM CO., LTD.
公开号:EP0622423A1
公开(公告)日:1994-11-02
A benzimidazolocarbocyanine dye represented by the following general formula (I):
wherein R₁₁, R₁₂, R₁₃ and R₁₄ each represents a substituted or unsubstituted alkyl group; X₁₁, X₁₂, X₁₃ and X₁₄ may be the same or different and each represents a hydrogen atom, a halogen atom, an unsubstituted alkyl group, an alkoxy group, an aryloxy group, an acyl group, an acyloxy group, an alkoxycarbonyl group, a carbamoyl group, a sulfamoyl group, a hydroxy group, a cyano group or a halogen-substituted alkyl group; Y represents an ion required for balancing charge; and m represents 1 or 2, and when the compound forms an inner salt, m is 1, and a silver halide photographic material containing said dye.
由以下通式 (I) 表示的苯并咪唑羰花青染料:
其中 R₁₁、R₁₂、R₁₃ 和 R₁₄ 各自代表取代或未取代的烷基;X₁₁、X₁₂、X₁₃ 和 X₁₄ 可以相同或不同,并且各自代表氢原子、卤素原子、未取代的烷基、烷氧基烷氧基羰基、氨基甲酰基、氨基磺酰基、羟基、氰基或卤素取代的烷基;Y 代表平衡电荷所需的离子;以及 m 代表 1 或 2,当该化合物形成内盐时,m 为 1,以及含有所述染料的卤化银感光材料。