Silver halide color photographic light-sensitive material

Claim 2

The material of claim 1, wherein said magenta coupler is a coupler represented by the following Formula M-II or Formula M-III; wherein R₁, R₂, and R₃, and X are the same as R and X defined in Formula M-1, respectively.

Claim 3

The material of claim 1, wherein a group represented by said R of Formula M-I satisfies the following requisits; (1) the atom directly bonding with the heterocyclic ring is a carbon atom, and (2) the bonds between said carbon atom and the atoms adjacent thereto are single bonds.

Claim 4

The material of claim 1, wherein said yellow coupler is a compound represented by the following Formula Y-1: wherein R₁ is a halogen atom or an alkoxy group; R₂ is a hydrogen atom, a halogen atom an acylamino group, an alkoxycarbonyl group, an alkylsulfamoyl group, an arylsulfamoyl group, an arylsulfonamido group, an alkylureido group, an arylureido group, a succinimido group, an alkoxy group or an aryloxy group; and Z₂ is a hydrogen atom or a substituent capable of being split off upon reaction with the oxidation product of a color developing agent.

Claim 5

The material of claim 1, wherein said yellow coupler has a pKa value at most 3 lowere than the pKa value of said magenta coupler.

Claim 6

The material of claim 1, wherein said silver halide emulsion layer cotains said yellow coupler in a ratio of 0.02 mols to 0.5 mols per mol of said magenta coupler.

Claim 7

The material of claim 1, wherein said silver halide emulsion layer or a layer adjacent thereto contains said compound represented by Formula I in an amount of 1×10⁻⁸ mols/m² to 1×10⁻² mols/m².

Claim 8

The material of claim 7, wherein said silver halide emulsion layer or a layer adjecent thereto contains said compound represented by Formula I in an amount of 1×10⁻⁷ mols/m² to 1×10⁻³ mols/m².

Claim 9

The material of claim 1, wherein the number of carbon atoms contained in the groups represented by R¹, R² and R³ in said Formula I is 8 to 17 in total.

Claim 10

A silver halide color photographic material comprising a support having thereon a silver halide emulsion layer containing a yellow coupler and a magneta coupler represented by Formula M-II or Formula M-III and said silver halide emulsion layer or a layer adjecent to said emulsion layer contains a compound represented by Formula I, provided that said yellow coupler has a pKa value at most 3 lower than the pKa value of said magenta coupler and the ratio of said yellow couper to said magenta coupler is 0.02 mols to 0.5 mols per mol of said magenta coupler: wherein R₁, R₂ and R₃ are independently a substituent satisfying the requisites of (1) the atom directly bonding with the heterocyclic ring is a carbon atom, and (2) the bonds between said carbon atoms and the atoms dajacent thereto are single bonds; X is a hydrogen atom or a substituent capable of being split off upon reaction with the oxidation product of a color developing agent: wherein R¹ and R² each a hydrogen atom, an alkyl group, an alkoxy group, an alkylthio group or an alkylamido group, said alkyl group, alkoxy group, alkylthio group and slkylamido group each have 1 to 6 carbon atoms; and R³ is a hydrogen atom or a alkyl group having 1 to 11 carbon atoms, provided that the number of carbon atoms contained in said groups represented by R¹, R² and R³ is 8 to 17 in total.