| 摘要 |
An azo compound represented by formula (1), and an azo dye composed of the same:
wherein Z 1 represents a group of atoms necessary for forming an aromatic ring or an aromatic hetero ring; Z 2 represents a group of atoms necessary for forming an aromatic hetero ring; V 1 and V 2 each represent a substituent on the aromatic ring or the aromatic hetero ring formed by Z 1 or Z 2 ; r represents 0 to 3; s represents 0 to 3; R represents a coupler component; R, V 1 , and V 2 do not include any of a carboxyl group, a sulfo group and a quaternary ammonium group; R is bonded with the azo group through a carbon atom; and X 1 represents a carbon atom or a nitrogen atom.
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