AZO COMPOUND, AQUEOUS SOLUTION, INK COMPOSITION, INK FOR INKJET RECORDING, INKJET RECORDING METHOD, INK CARTRIDGE FOR INKJET RECORDING, AND INKJET RECORDED MATERIAL

摘要

There is provided a compound represented by the following formula (1): (see formula 1) wherein each of R1a to R1k independently represents a hydrogen atom or a monovalent substituent, the substituents may combine with each other to form a ring, each of M1a and M1b independently represents a hydrogen atom or a monovalent counter cation, Y1 represents a nitrogen atom or a carbon atom having a hydrogen atom or monovalent substituent, A1 represents an aromatic group, and the aromatic group represented by A1 may contain a heteroatom or may have a substituent.