AZO COMPOUND, ITS TAUTOMER, AND DYE MIXTURE

摘要

PROBLEM TO BE SOLVED: To provide a new azo compound and its tautomer which have brilliant hues and excellent light fastness, and to provide a dye mixture containing the compounds. SOLUTION: The azo compound or its tautomer is characterized by being represented by the general formula (1) [(n) is an integer of≥1; A-is a counter anion; X is N-R10, O or S; R10is an alkyl or an aryl; Y is O-R11, S-R12or N-(R12)R13; R11is H, an alkyl or an aryl; R1to R13are each independently H, an alkyl, an aryl, an alkoxy, an aryloxy, an alkylsulfonyl or the like; and additionally R1to R9may be each a halogen, cyano or nitro], and a dye mixture containing the compounds. COPYRIGHT: (C)2006,JPO&NCIPI