Dimethyl 1,4-cyclohexanedione-2,5-dicarboxylate is used in the production of pigments such as pigment red 122 and pigment violet 19. It also can react with 2,4-diamino-phenol to get 2,5-bis-(3-amino-4-hydroxy-phenylamino)-cyclohexa-1,4-diene-1,4-dicarboxylic acid dimethyl ester.
Zhao-guo Chen; Wen-ge Yang; Yong-Hong Hu; Zi-Yu Lei; Yao-Han Wang and Wen-Qian Wan. Measurement and Correlation for the Solubility of Dimethyl 1,4-Cyclohexanedione-2,5-dicarboxylate in Different Solvents at Temperatures from (278.15 to 323.15) K. J. Chem. Eng. Data. 2011, 56 (5), 2726-2729.
Hironari Miyazato; Michiaki Nakamura; Seiji Hashimoto; Shuichi Hayashi. Identification of the odor-active cyclic diketone cis-2,6-dimethyl-1,4-cyclohexanedione in roasted Arabica coffee brew. Food Chemistry. 2013, 138 (4), 2346-2355.