Dyeing composition, dyed product, and azo coloring agent

An azo coloring agent which is represented by Formula 1-A,

• A1A-N═N—C1A—N═N—B1A Formula 1-A
• wherein, in Formula 1-A,
• C1A represents a group represented by any one of Formulae (C-1), (C-2), (C-3), (C-4), and (C-5),
• A1A represents an aromatic group or a group represented by any one of Formulae (A-1), (A-9), (A-14), and (A-23),
• B1A represents a group represented by any one of Formulae (B-5), (B-6), (B-7), (B-13), (B-14), and (B-15), and
• none of A1A, B1A, and C1A has a carboxy group, a sulfo group, —SO2F, or a cation structure,
• wherein, in Formulae (A-1), (A-9), (A-14), and (A-23),
• * represents a position bonded to an azo group in Formula 1-A,
• each of R21, R31, R32, R37, and R48 independently represents a halogen atom, an alkyl group, an aryl group, a heterocyclic group, a cyano group, a hydroxy group, a nitro group, an alkoxy group, an aryloxy group, an amino group, an acylamino group, an aminocarbonylamino group, an alkoxycarbonylamino group, an alkylsulfonylamino group, an arylsulfonylamino group, an alkylthio group, an arylthio group, a heterocyclic thio group, a sulfamoyl group, an alkylsulfonyl group, an arylsulfonyl group, an acyl group, an alkoxycarbonyl group, or a carbamoyl group,
• adjacent groups among R21, R31, R32, R37, and R48 may be bonded to each other to form a saturated or unsaturated 5- or 6-membered ring structure,
• each of a and p independently represents an integer from 0 to 4,
• i represents an integer from 0 to 2, and
• m represents 0 or 1;
• wherein, in Formulae (B-5), (B-6), (B-7), (B-13), (B-14), and (B-15),
• ** represents a position bonded to an azo group in Formula 1-A,
• R111 represents an alkyl group, an aryl group, an alkoxy group, an amino group, an alkoxycarbonyl group, a cyano group, an acylamino group, or a carbamoyl group,
• R112 represents a hydrogen atom, an alkyl group, an aryl group, or a heterocyclic group,
• R113 represents a hydroxy group or an amino group,
• each of R114 and R115 independently represents a halogen atom, an alkyl group, an aryl group, a heterocyclic group, a nitro group, an alkoxy group, an aryloxy group, an amino group, an acylamino group, an alkoxycarbonylamino group, an aminocarbonylamino group, an alkylsulfonylamino group, an arylsulfonylamino group, an alkylthio group, an arylthio group, a heterocyclic thio group, an alkoxycarbonyl group, or a carbamoyl group,
• w represents an integer from 0 to 4,
• x represents an integer from 0 to 6,
• each R127 independently represents a halogen atom, an alkyl group, an aryl group, a heterocyclic group, a cyano group, a hydroxy group, a nitro group, an alkoxy group, an aryloxy group, an amino group, an acylamino group, an aminocarbonylamino group, an alkoxycarbonylamino group, an alkylsulfonylamino group, an arylsulfonylamino group, an alkylthio group, an arylthio group, a heterocyclic thio group, a sulfamoyl group, an alkylsulfonyl group, an arylsulfonyl group, an acyl group, an alkoxycarbonyl group, or a carbamoyl group,
• z represents an integer from 0 to 4,
• each of R128 and R129 independently represents a halogen atom, an alkyl group, an aryl group, a heterocyclic group, a nitro group, an alkoxy group, an aryloxy group, an amino group, an acylamino group, an alkoxycarbonylamino group, an aminocarbonylamino group, an alkylsulfonylamino group, an arylsulfonylamino group, an alkylthio group, an arylthio group, a heterocyclic thio group, an alkoxycarbonyl group, or a carbamoyl group,
• w-1 represents an integer from 0 to 3, and
• w-2 represents an integer from 0 to 3,
• wherein, in Formulae (C-1), (C-2), (C-3), (C-4), and (C-5),
• each R1 independently represents a hydrogen atom, an alkyl group, an aryl group, a heterocyclic group, a cyano group, a hydroxy group, a nitro group, an alkoxy group, an aryloxy group, an amino group, an alkylamino group, a dialkylamino group, an anilino group, an acylamino group, an aminocarbonylamino group, an alkoxycarbonylamino group, an alkylsulfonylamino group, an arylsulfonylamino group, an alkylthio group, an arylthio group, a heterocyclic thio group, a sulfamoyl group, an alkylsulfonyl group, an arylsulfonyl group, an acyl group, an alkoxycarbonyl group, or a carbamoyl group,
• a represents an integer from 0 to 2,
• R2 represents a hydrogen atom, an alkyl group, or an aryl group, and
• * represents a position bonded to an azo group in Formula 1-A.

An azo coloring agent which is represented by Formula 2-A,

• D1A-N═N-E1A Formula 2-A
• wherein, in Formula 2-A,
• D1A represents an anthraquinonyl group, and
• E1A represents a group represented by Formula E-1,
• wherein, in Formula E-1,
• * represents a position bonded to an azo group in Formula 2-A,
• each RE1 independently represents a halogen atom, an alkyl group, an aryl group, a heterocyclic group, a cyano group, a hydroxy group, a nitro group, an alkoxy group, an aryloxy group, an amino group, an acylamino group, an aminocarbonylamino group, an alkoxycarbonylamino group, an alkylsulfonylamino group, an arylsulfonylamino group, an alkylthio group, an arylthio group, a heterocyclic thio group, a sulfamoyl group, an alkylsulfonyl group, an arylsulfonyl group, an acyl group, an alkoxycarbonyl group, or a carbamoyl group, and
• e1 represents an integer from 1 to 4.