Silver halide color photographic materials containing 3-anilino-5-pyrazolone couplers

Claim 2

A color photographic material comprising at least one silver halide emulsion layer containing a magenta dye forming coupler comprising a 3-anilino-5-pyrazolone type coupler having a hydrophobic ballast group on the aromatic nucleus of the anilino group contained in combination with a phenolic compound containing an ether bond at the 4-position and having the ability to improve the light fastness of the magenta dye image formed by the coupling reaction of said magenta dye forming coupler with the oxidation produce of an aromatic primary amine color developing agent and a nucleus-substituted hydroquinone, wherein said magenta dye forming coupler is represented by the general formula (I) ##SPC30## wherein X represents an alkyl group, an aryl group, an alkoxy group, an aryloxy group, an N-substituted amino group, an amido group, a halogen atom, a hydroxyl group, a cyano group, or a nitro group; Y represents an aryl group or a heterocyclic group; Z represents a hydrogen atom or a coupling releasable group which is releasable from the active carbon at the coupling position of said coupler when the coupler couples with the oxidation product of an aromatic primary amine color developing agent; W represents a hydrophobic ballast group; and V represents a hydrogen atom or a group as defined for X or W; and wherein said phenolic compound is represented by the general formulae (III-a), (III-b) or (III-c): ##SPC31## wherein R 1 represents an alkyl group, an aryl group, an aralkyl group, or a terpenyl group; and R 2 , R 3 and R 4 , which may be the same or different, each represents a hydrogen atom, an alkyl group, an alkoxy group, an aryl group, an aryloxy group, an aralkyl group, an aralkoxy group, an alkenyl group, an alkenoxy group, an acylamino group, or a halogen atom; ##SPC32## wherein R 2 , R 3 and R 4 , which may be the same or different, each represents a hydrogen atom, an alkyl group, an alkoxy group, an aryl group, an aryloxy group, an aralkyl group, an aralkoxy group, an alkenyl group, an alkenoxy group, an acylamino group, or a halogen atom; and A represents the non-metallic atoms necessary for forming a 5-membered ring or a 6-membered ring together with the ##EQU8## moiety; or ##SPC33## wherein R 2 and R 4 , which may be the same or different, each represents a hydrogen atom, an alkyl group, an alkoxy group, an aryl group, an aryloxy group, an aralkyl group, an aralkoxy group, an alkenyl group, an alkenoxy group, an acylamino group, or a halogen atom.

Claim 3

A color photographic material comprising a support having thereon at least one silver halide emulsion layer containing a. A 3-anilino-5-pyrazolone type magenta dye forming coupler having a hydrophoblic ballast group on the aromatic nucleus of the anilino group, b. a phenolic compound having an ether bond at the 4-position and having the ability to improve the light fastness of the magenta dye image formed by the coupling of said magenta dye forming coupler with the oxidation product of an aromatic primary amine color developing agent, and c. a nucleus-substituted hydroquinone, wherein said magenta dye forming coupler is represented by the general formula ##SPC34## wherein X represents an alkyl group, an aryl group, an alkoxy group, an aryloxy group, an N-substituted amino group, an amido group a halogen atom, a hydroxyl group, a cyano group, or a nitro group; Y represents an aryl group or a heterocyclic group; Z represents a hydrogen atom or a coupling releasable group which is releasable from the active carbon at the coupling position of said coupler when the coupler couples with the oxidation product of an aromatic primary amino color developing agent; W represents a hydrophobic ballast group; and V represents a hydrogen atom or a group as defined for X or W; wherein said phenolic compound is represented by the general formulae (III-a), (III-b) or (III-c): ##SPC35## wherein R 1 represents an alkyl group, an aryl group, an aralkyl group, or a terpenyl group; and R 2 , R 3 and R 4 , which may be the same or different, each represents a hydrogen atom, an alkyl group, an alkoxy group, an aryl group, an aryloxy group, an aralkyl group, an aralkoxy group, an alkenyl group, an alkenoxy group, an acylamino group, or a halogen atom; ##SPC36## wherein R 2 , R 3 and R 4 , which may be the same or different, each represents a hydrogen atom, an alkyl group, an alkoxy group, an aryl group, an aryloxy group, an aralkyl group, an aralkoxy group, an alkenyl group, an alkenoxy group, an acylamino group, or a halogen atom; and A represents the non-metallic atoms necessary for forming a 5-membered ring or a 6-membered ring together with the ##EQU9## moiety; or ##SPC37## wherein R 2 and R 4 , which may be the same or different, each represents a hydrogen atom, an alkyl group, an alkoxy group, an aryl group, an aryloxy group, an aralkyl group, an aralkoxy group, an alkenyl group, an alkenoxy group, an acylamino group, or a halogen atom and wherein said nucleus-substituted hydroquinone is represented by the general formula (IV) ##SPC38## wherein R 5 represents an alkyl group, an aryl group, and alkoxy group, an aryloxy group, a carbamoyl group, a sulfamoyl group, an acyl group, an alkoxycarbonyl group, or an aryloxycarbonyl group; Q represents a hydrogen atom or a halogen atom; and n is an integer of 1 to 4.

Claim 4

A color photographic material comprising a support having thereon at least one silver halide emulsion layer containing a. A 3-anilino-5-pyrazolone type magenta dye forming coupler having a hydrophoblic ballast group on the aromatic nucleus of the anilino group, b. a phenolic compound having an ether bond at the 4-position and having the ability to improve the light fastness of the magenta dye image formed by the coupling of said magenta dye forming coupler with the oxidation product of an aromatic primary amine color developing agent, and c. a nucleus-substituted hydroquinone, wherein said magenta dye forming coupler is represented by the general formula ##SPC34## wherein X represents an alkyl group, an aryl group, an alkoxy group, an aryloxy group, an N-substituted amino group, an amido group a halogen atom, a hydroxyl group, a cyano group, or a nitro group; Y represents an aryl group or a heterocyclic group; Z represents a hydrogen atom or a coupling releasable group which is releasable from the active carbon at the coupling position of said coupler when the coupler couples with the oxidation product of an aromatic primary amino color developing agent; W represents a hydrophobic ballast group; and V represents a hydrogen atom or a group as defined for X or W; wherein said phenolic compound is represented by the general formulae (III-a), (III-b) or (III-c): ##SPC35## wherein R 1 represents an alkyl group, an aryl group, an aralkyl group, or a terpenyl group; and R 2 , R 3 and R 4 , which may be the same or different, each represents a hydrogen atom, an alkyl group, an alkoxy group, an aryl group, an aryloxy group, an aralkyl group, an aralkoxy group, an alkenyl group, an alkenoxy group, an acylamino group, or a halogen atom; ##SPC36## wherein R 2 , R 3 and R 4 , which may be the same or different, each represents a hydrogen atom, an alkyl group, an alkoxy group, an aryl group, an aryloxy group, an aralkyl group, an aralkoxy group, an alkenyl group, an alkenoxy group, an acylamino group, or a halogen atom; and A represents the non-metallic atoms necessary for forming a 5-membered ring or a 6-membered ring together with the ##EQU9## moiety; or ##SPC37## wherein R 2 and R 4 , which may be the same or different, each represents a hydrogen atom, an alkyl group, an alkoxy group, an aryl group, an aryloxy group, an aralkyl group, an aralkoxy group, an alkenyl group, an alkenoxy group, an acylamino group, or a halogen atom and wherein said nucleus-substituted hydroquinone is represented by the general formula (IV) ##SPC38## wherein R 5 represents an alkyl group, an aryl group, and alkoxy group, an aryloxy group, a carbamoyl group, a sulfamoyl group, an acyl group, an alkoxycarbonyl group, or an aryloxycarbonyl group; Q represents a hydrogen atom or a halogen atom; and n is an integer of 1 to 4.

Claim 5

The color photographic material as set forth in claim 1, in which said magenta dye forming coupler is represented by the general formula (II) ##SPC39## wherein W represents a hydrophobic ballast group; Z represents a hydrogen atom or a coupling releasable group; X 1 represents an alkyl group having 1 to 4 carbon atoms, an alkoxy group having 1 to 4 carbon atoms, a halogen atom, a hydroxyl group, a cyano group, or a nitro group; Y 1 represents a halogen atom, an alkoxy group, an alkyl group, a carboxyl group, an alkoxycarbonyl group, a nitro group, an aryloxy group, a cyano group, or an acylamino group; and Y 2 and Y 3 , which may be the same or different, each represents a hydrogen atom or a group as defined for Y 1 .

Claim 6

The color photographic material as set forth in claim 3, wherein X 1 is a halogen atom.

Claim 7

The color photographic material as set forth in claim 2, in which R 5 represents a straight chain or branch chain alkyl group or an aralkyl group; Q is a hydrogen atom, and the total number of carbon atoms in the R 5 group or R 5 groups is 8 or more.

Claim 8

The color photographic material as set forth in claim 1 wherein X is an alkyl group.

Claim 9

The color photographic material as set forth in claim 1 wherein X is a halogen atom.

Claim 10

The color photographic material as set forth in claim 5 wherein X is chlorine.

Claim 11

The color photographic material as set forth in claim 1 wherein X is alkoxy.

Claim 12

The color photographic material as set forth in claim 2 wherein X is an alkyl group.

Claim 13

The color photographic material as set forth in claim 2 wherein X is a halogen atom.

Claim 14

The color photographic material as set forth in claim 11 wherein X is chlorine.

Claim 15

The color photographic material as set forth in claim 2 wherein X is alkoxy.

Claim 16

The color photographic material as set forth in claim 3 wherein X 1 is an alkyl group.

Claim 17

The color photographic material as set forth in claim 4 wherein X 1 is chlorine.

Claim 18

The color photographic material as set forth in claim 3 wherein X 1 is alkoxy.

Claim 19

The color photographic material as set forth in claim 1, wherein Z is hydrogen.

Claim 20

The color photographic material as set forth in claim 1, wherein Z is selected from the group consisting of a thiocyano group, an acyloxy group, an aryloxy group, an aralkyloxycarbonyloxy group, an alkyloxycarbonyloxy group, a halogen atom, an arylazo group, a 2-aryltriazolyl group, and alkylthio group, an arylthio group, a heterothio group, a cycloalkylthio group, a cycloalkoxy group and an N-heterocyclic group.

Claim 21

The color photographic material as set forth in claim 1, wherein Z is selected from the group consisting of an acetoxy group, a dodecanoyloxy group, an octadecanoyloxy group, a 3-pentadecylphenoxyacetoxy group, a benzoyloxy group, a β-naphthoyloxy group, a 3-[γ-(2,4-di-t-amylphenoxy)-butylamido] benzoyloxy group, a phenoxy group, a p-chlorophenoxy group, a p-nitrophenoxy group, a naphthoxy group, a benzyloxycarbonyloxy group, an ethyloxycarbonyloxy group, a chlorine atom, a bromine atom, a fluorine atom, a phenylazo group, a hydroxyphenylazo group, a chlorophenylazo group, a methylphenylazo group, a methoxyphenylazo group, a naphthylazo group, a 2-benzotriazolyl group, a 2-naphthoazolyl group, an alkylthio group having 4 to 10 carbon atoms, a phenylthio group, a naphthylthio group, a 2-benthiazolylthio group, a 1-phenyl-5-tetrazolylthio group, a 2-benzoxazolylthio group, a 2-benzimidazolylthio group, a 5-phenyl-1,3,4-oxadiazolyl-2-thio group, a cyclohexylthio group, a cyclohexyloxy group, a phthalimido group, a 1,2,3,4-tetra-hydroisoquinolyl group, a piperidinyl group, a imidazolyl group, and a 5,5'-dimethyl-3-hydantoinyl group.

Claim 22

The color photographic material as set forth in claim 2, wherein Z is hydrogen.

Claim 23

The color photographic material as set forth in claim 2, wherein Z is selected from the group consisting of a thiocyano group, an acyloxy group, an aryloxy group, an aralkyloxycarbonyloxy group, an alkyloxycarbonyloxy group, a halogen atom, an arylazo group, a 2-aryltriazolyl group, an alkylthio group, an arylthio group, a heterothio group, a cycloalkylthio group, a cycloalkoxy group and an N-heterocyclic group.

Claim 24

The color photographic material as set forth in claim 2, wherein Z is selected from the group consisting of an acetoxy group, a dodecanoyloxy group, an octadecanoyloxy group, a 3-pentadecylphenoxyacetoxy group, a benzoyloxy group, a β-naphthoyloxy group, a 3-[γ-(2,4-di-t-amylphenoxy)-butylamido] benzoyloxy group, a phenoxy group, a p-chlorophenoxy group, a p-nitrophenoxy group, a naphthoxy group, a benzyloxycarbonyloxy group, an ethyloxycarbonyloxy group, a chlorine atom, a bromine atom, a fluorine atom, a phenylazo group, a hydroxyphenylazo group, a chlorophenylazo group, a methylphenylazo group, a methoxyphenylazo group, a naphthylazo group, a 2-benzotriazolyl group, a 2-naphthoazolyl group, an alkylthio group having 4 to 10 carbon atoms, a phenylthio group, a naphthylthio group, a 2-benzthiazolylthio group, a 1-phenyl-5-tetrazolylthio group, a 2-benzoxazolylthio group, a 2-benzimidazolylthio group, a 5-phenyl-1,3,4-oxadiazolyl-2-thio group, a cyclohexylthio group, a cyclohexyloxy group, a phthalimido group, a 1,2,3,4-tetra-hydroisoquinolyl group, a piperidinyl group, an imidazoly group and a 5,5'-dimethyl-3-hydrantoinyl group.