Silver halide light-sensitive photographic material containing a novel yellow coupler
申请人:KONICA CORPORATION
公开号:EP0267491A2
公开(公告)日:1988-05-18
A silver halide light-sensitive photographic material comprising a support and, provided thereon, at least one silver halide emulsion layer containing a dye-forming coupler of Formula [I]:
wherein, R, is an alkyl group or a cycloalkyl group; R2 is an alkyl group, a cycloalkyl group, an acyl group or an aryl group; R3 is a group which is substitutable to a benzene ring; n is an integer of zero or 1; R4 is an oraanic group containina one linkaae group containina a carbonvl unit or a sulfonvl unit: J is a -
group or a
-group, wherein R5 is a hydrogen atom, an alkyl group, an aryl group or a heterocyclic group; and X, is a group capable of being split off upon reaction with the oxidation product of a color developing agent.
一种卤化银感光照相材料,它包括一个支撑体和至少一个含有式[I]染料形成耦合剂的卤化银乳剂层:
其中,R 是烷基或环烷基;R2 是烷基、环烷基、酰基或芳基;R3 是可被苯环取代的基团;n 是 0 或 1 的整数;R4 是含有一个碳单元或磺单元的链烷基团的芳基:J是一个-
基团或
-基团,其中 R5 是氢原子、烷基、芳基或杂环基团;以及 X 是在与显色剂的氧化产物反应时能够分裂的基团。