| 摘要 |
A photographic light-sensitive sheet for the color diffusion transfer process which comprises a support having thereon at least one light-sensitive silver halide emulsion layer having associated therewith a compound represented by the following general formula (1): <IMAGE> (I) wherein Q1 represents a hydrogen atom; a halogen atom; a sulfamoyl group represented by the formula -SO2NR3R4 wherein R3 represents a hydrogen atom, or an alkyl group, m represents 0 or 1, R4 represents a hydrogen atom or R4a wherein R4a represents an alkyl group, an aralkyl group or a phenyl group, and R3 and R4 may combined directly or through an oxygen atom to form a ring; a group represented by the formula -SO2R5 wherein R5 represents an alkyl group or an aralkyl group; a carboxy group; a group represented by the formula -COOR6 wherein R6 represents an alkyl group or a phenyl group; or a group represented by the formula -CONR3R4 wherein R3 and R4 each has the same meaning as defined above; Q2 is positioned at the 5- or the 8-position to the G group and represents a hydroxy group, a group represented by the formula -NHCOR4a or a group represented by the formula -NHSO2R4a wherein R4a has the same meaning as defined above; R1 and R2, which may be the same or different, each represents an alkyl group or an alkoxy group; BG is a bridging group; Y represents a redox center which functions to release a diffusible dye as a result of self cleavage upon oxidation; and G represents a hydroxyl group, a salt thereof, or a hydrolyzable acyloxy group represented by the formula <IMAGE> wherein E represents an alkyl group or an aryl group. The compound is a dye image providing material which provides a magenta dye image having superior properties.
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