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 amonovalent substituent, the substituents may combine with each other to form aring, each ofM1a and M1b independently represents a hydrogen atom or a monovalent countercation, Y1represents a nitrogen atom or a carbon atom having a hydrogen atom ormonovalentsubstituent, A1 represents an aromatic group, and the aromatic grouprepresented by A1 maycontain a heteroatom or may have a substituent.