申请人:KONICA CORPORATION
公开号:EP0073146A1
公开(公告)日:1983-03-02
A novel class of phenol cyan couplers are described. These couplers have in the two position a phenyl ureido group substituted by an alkyl, aryl, heterocyclic, hydroxy, alkoxy, aryloxy, acyloxy, alkyl-thio, acylamino or sulfonamide group; which has in the four position thereof a hydrogen atom or an atom or group capable of being eliminated during coupling with the oxidation product of a color developing agent; and which has in the five position thereof an acylamino group.
本文描述了一类新型的苯酚氰基偶联剂,这些偶联剂在 2 位上有一个被烷基、芳基、杂环基、羟基、烷氧基、芳氧基、酰氧基、烷硫基、酰氨基或磺酰胺基取代的苯基脲基;在 4 位上有一个氢原子或在与显色剂的氧化产物偶联时能够被消除的原子或基团;在 5 位上有一个酰氨基。