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    • 3. 发明授权
    • Silver halide color photographic material containing a magenta color
image-forming coupler
    • 含有品红色成像成色剂的卤化银彩色照相材料
    • US4639415A
    • 1987-01-27
    • US776442
    • 1985-09-16
    • Yutaka KanekoToshihiko KimuraKenji Kadokura
    • Yutaka KanekoToshihiko KimuraKenji Kadokura
    • G03C7/30G03C7/392G03C1/06G03C1/08G03C7/26G03C7/32
    • G03C7/301G03C7/3924
    • A silver halide color photographic material is disclosed which contains a magenta color image-forming coupler represented by the following formula (I) and a compound represented by the following formula (II): ##STR1## wherein Z represents the group of nonmetallic atoms necessary for forming a nitrogen-containing heterocyclic ring, provided that the ring to be formed by said Z may have a substitutent;X represents a hydrogen atom or a substituent capable of leaving upon reaction with the oxidized product of a color developing agent; andR represents a hydrogen atom or a substituent. ##STR2## wherein R.sub.1 is an aliphatic group, a cycloalkyl group or an aryl group; andY represents the group of nonmetallic atoms necessary for forming a 5- to 7-membered heterocyclic ring taken together with the nitrogen atom, provided that at least two hetero atoms among the heterocyclic ring-forming nonmetallic atoms including the nitrogen atom are not adjacent to each other.
    • 公开了一种卤化银彩色照相材料,其包含由下式(I)表示的品红色成像剂和由下式(II)表示的化合物:其中Z表示非金属基团 用于形成含氮杂环所必需的原子,条件是由所述Z形成的环可具有取代基; X表示氢原子或能够与彩色显影剂的氧化产物反应而残留的取代基; R表示氢原子或取代基。 (II)其中R1是脂族基,环烷基或芳基; Y表示与氮原子一起形成5-至7-元杂环所必需的非金属原子团,条件是包含氮原子的杂环形成非金属原子中的至少两个杂原子不与 彼此。