Photographic materials containing pyrazolo-[1, 5alpha]-benzimidazole color couplers

Claim 1

IN A PROCESS FOR THE PRODUCTION OF COLOR PHOTOGRAPHIC IMAGES BY DEVELOPING AN EXPOSED SILVER HALIDE EMULSION LAYER WITH A COLOR FORMING DEVELOPER SOLUTION IN THE PRESENCE OF A PYRAZOLO-$(1,5-A$)-BENZIMIDAZOLE COLOR COUPLER, THE IMPROVEMENT ACCORDING TO WHICH A PYRAZOLO(1,5-A)-BENZIMIDAZOLE IS USED WHICH IS SUBSTITUTED IN THE 2- POSITION BY A MONOVALENT ORGANIC RADICAL SELECTED FROM THE GROUP CONSISTING OF ALKYL HAVING UP TO 20 CARBON ATOMS, PHENYL, CARBOXYL, ESTERIFIED CARBOXYL, CARBONAMIDE AND ALKYL SUBSTITUTED CARBONAMIDE, IN THE 3-POSITION BY A SUBSTITUENT SELECTED FROM THE GROUP CONSISTING OF A HALOGEN ATOM AND A SULFONIC ACID GROUP AND IN THE 7-POSITION BY AN ELECTRON ATTRACTING GROUP SELECTED FROM THE GROUP CONSISTING OF HALOGEN, ALKOXY, CARBOXYL, ESTERIFIED CARBOXYL WHEREIN THE ALCOHOL HAS FROM 1 TO 18 CARBON ATOMS, CARBONAMIDE AND ALKYL SUBSTITUTED CARBONAMIDE.