| abstract |
A water-soluble magenta dye and an ink composition containing the same and having good storage stability are provided. An anthrapyridone compound represented by the formula (1) or a salt thereof (In the formula, R 1 represents an alkyl group, etc., and R 2 represents a hydroxy group, an anilino group, a substituted aralkylamino group, a substituted alkylamino group, etc.). [Selection figure] None |