| 摘要 |
PROBLEM TO BE SOLVED: To provide an azo bond-free red pigment free from the risk that toxic organic amines are discharged into the environment by decomposition or the like.SOLUTION: Provided is a nitrophenol compound represented by formula (1)(R,R,Rand Rare respectively independently H or a nitro group; where all of R, R, Rand Rcannot be H, simultaneously; Rdenotes H or a 1 to 12C alkyloxy group, independently; Y denotes a chalcogen atom or a nitrogen atom may be substituted with a 1 to 6C alkyl group; and n denotes the integer of 1 to 5).SELECTED DRAWING: None |
