Color diffusion-transfer light-sensitive material

A color diffusion-transfer light-sensitive material comprising, on a support, at least two light-sensitive silver halide emulsion layers, which are combined with a non-diffusive dye image forming compound that forms or releases a diffusive dye or its precursor in association with silver development, or with a dye image forming compound whose diffusibility changes in association with silver development, wherein the light-sensitive material comprises a compound represented by the following formula (I) and at least one of compounds represented by the following formulae (II) to (V):

• 172
• wherein, R20 represents an aliphatic group, an aromatic group or a heterocyclic group;
• R10 represents a hydrogen atom or a block group;
• G10 represents —CO—, —COCO—, —C(═S)—, —SO2—, —SO—, or —PO(R30)— (in which R30 is selected from the same range of the groups as defined for R10, and R30 may be different from R10) or an iminomethylene group;
• and A10 and A20 each represent a hydrogen atom, or one of A10 and A20 represents a hydrogen atom and the other represents a substituted or unsubstituted alkylsulfonyl group, a substituted or unsubstituted arylsulfonyl group, or a substituted or unsubstituted acyl group;
• 173
• wherein, each of R11, R12, R13 and R14 independently represent a hydrogen atom, an aryl group, a chain or cyclic alkyl group, a chain or cyclic alkenyl group, or an alkinyl group;
• and R15 represents a chain or cyclic alkyl group, a chain or cyclic alkenyl group, an alkinyl group, an aryl group or a heterocyclic group;
• 174
• wherein, Het represents an adsorptive group to a silver halide, provided that the group represented by Het is substituted with at least one -(Q)k2-(Hy), where Q represents a divalent connecting group that comprises an atom or atomic group containing at least one of a carbon atom, a nitrogen atom, a sulfur atom, and an oxygen atom;
• and Hy represents a group having a hydrazine structure represented by R1R2N-NR3R4, where each of R1, R2, R3 and R4 independetly represent an alkyl group, an alkenyl group, an alkinyl group, an aryl group, or a heterocyclic group, and R1 and R2, R3 and R4, R1 and R3, or R2 and R4 may respectively bond to form a ring, provided that at least one of R1, R2, R3 and R4 is an alkylene group, an alkenylene group, an alkinylene group, an arylene group, or a divalent heterocyclic residue, to be substituted by -(Q)k2-(Het)k1;
• k1 and k3 independently denote 1, 2, 3 or 4, and k2 denotes 0 or 1;
• 175
• wherein, of the formula (IV-A), Ra1 represents a substituted or unsubstituted alkyl, alkenyl, or aryl group, Ra2 represents a hydrogen atom or a group defined for Ra1, Ra3 represents a hydrogen atom or a substituted or unsubstituted alkyl or alkenyl group having 1 to 10 carbon atoms, Ra1 and Ra3, or Ra2 and Ra3 may bond with each other to form a five- to seven-membered ring;
• in the formula (IV-B), X represents a heterocyclic group, Rb1 represents an alkyl group, an alkenyl group or an aryl group, X and Rb1 may bond with each other to form a five- to seven-membered ring;
• and in the formula (IV-C), Y represents a non-metal atomic group required to form a five-membered ring in combination with a —N═C— group;
• Y further represents a non-metal atomic group required to form a six-membered ring in combination with a —N═C— group, and the end of Y, which connects with a carbon atom of the —N═C— group, represents one group (that connects with the carbon atom of the —N═C-group on the left side of each group) selected from the group consisting of —N(RC1)—, —C(RC2)(RC3)—, —C(RC4)═, —O— and S—, each of RC1 to RC4 respectively represent a hydrogen atom or a substituent;
• 176
• wherein each of R21, R22 and R23 independently represent a hydrogen atom, an alkyl group, an alkenyl group, an alkinyl group, an aryl group, or a heterocyclic group;
• R24 represents a hydrogen atom, an alkyl group, an alkenyl group, an alkinyl group, an aryl group, a heterocyclic group or NR25R26;
• L21 represents —CO— or —SO2—;
• n denotes 0 or 1;
• R25 represents a hydrogen atom, a hydroxy group, an amino group, an alkyl group, an alkenyl group, an alkinyl group, an aromatic group, or a heterocyclic group;
• R26 represents an alkyl group, an alkenyl group, an alkinyl group, an aromatic group, or a heterocyclic group;
• R21 and R22, R21 and R23, R23 and R24, or R24 and R22 may bond with each other to form a ring.