A photographic 2-equivalent color coupler capable of coupling with the oxidation product of an aromatic primary amine developing agent in which the coupling position is substituted with an isothiocyanato group; a color photographic emulsion, material, and developer containing the above-described 2-equivalent color coupler; and a method of forming color images comprising developing an exposed silver halide photographic material in the presence of the above-described 2-equivalent color coupler.
一种可与芳香族原始胺显影剂氧化产物偶联,其偶联位置被异
硫氰酸基取代的光学2当量彩色耦合剂;包含上述2当量彩色耦合剂的彩色摄影乳剂、材料和显影剂;以及一种形成彩色图像的方法,包括在上述2当量彩色耦合剂的存在下显影曝光的
银卤化物摄影材料。