| 摘要 |
The present invention relates to a novel anthrapyridone compound represented by the following formula (1) (wherein, R1 represents a hydrogen atom, an alkyl group and the like, R2 represents a hydrogen atom, an alkyl group, a phenyl group, a phenoxy group and the like, R3 represents a hydrogen atom, or a methoxy group, X represents an anilino group which may have a substituent such as a sulfonic acid group; a naphthylamino group which may be substituted by a sulfonic acid group; a mono- or di-alkylamino group which may have a substituent such as a sulfonic acid group; an aralkylamino group; a cycloalkylamino group; a phenoxy group which may have a substituent such as a sulfonic acid; a hydroxy group; an amino group; and the like, Y represents a chlorine atom; a hydroxy group; an amino group; and the like) in free acid form, an ink composition containing the same and a colored article using the same, and images recorded by an ink for inkjet recording containing said compound have high vividness and exhibit superior light fastness and ozone gas fastness.
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