Magenta dye-forming coupler

Details Magenta dye-forming coupler Magenta dye-forming coupler

C - Chemistry, Metallurgy

07

D

260/251, 260/299

C07D 487/04 (2006.01) G03C 7/305 (2006.01) G03C 7/38 (2006.01)

Patent

CA 1340791

There are provided 1H-pyrazolo[1,5-b]-1,2,4- triazole magenta couplers or 1H-pyrazolo[5,1-c]-1,2,4- triazole magenta couplers characterized by having at the 6-position a phenoxy group, on the ortho-position of which is an alkoxy group or an aryloxy group. A photographic material comprising the magenta coupler is excellent in color reproducibility and exhibits superior photographic characteristics in any of sensitivity, gradation, and color density.

568722

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