Process for forming a cyan dye image by the use of a 2-equivalent cyan coupler

摘要

A process for forming a cyan dye image by using a novel photographic 2-equivalent cyan coupler which is characterized by having a splitt-off group of the below-indicated general formula at the active position of the cyan coupler so that the oxy portion is present on the side of the active position: <IMAGE> wherein R1 and R2 stand for a hydrogen atom or an organic group, provided at least one of R1 and R2 should be an organic group, is disclosed.