发明人徐明华,张德明,李文辉. "一种4,4′-环己烯[<I>N</I>,<I>N</I>-双(4-甲基苯基)苯胺]的合成方法" [P]. 中国发明专利, 专利号 CN 114364196 A, 授权公告日 2020-09-08.
发明人韩伟,郭海燕,赵玉洁. "Method for the Synthesis of 58473-78-2
AR-1I2279
chromium(3+) sodium 3-(dioxidoamino)-5-[(3-methyl-5-oxo-1-phenyl-1,5-dihydro-4h-pyrazol-4-ylidene)hydrazinylidene]-6-oxocyclohexa-1,3-diene-1-sulfonate 5-methyl-4-[(3-nitro-6-oxocyclohexa-2,4-dien-1-ylidene)diazanidyl]-3-oxo-2-phenyl-2,3-dihydropyrazol-1-ide(1:2:1:1)" [P]. 中国发明专利, 专利号 CN 117672277 A, 授权公告日 2019-11-26.
参考文献 Literature
Wang L, Li J, Zhang H. "Development and Validation of an LC-MS/MS Method for the Determination of 4,4′-环己烯[<I>N</I>,<I>N</I>-双(4-甲基苯基)苯胺] in Pharmaceutical Formulations". Chemosphere, 2013, 1275, 437-465.
Xu M, Hu Y, Zhou D. "A Stability-Indicating HPLC Method for the Separation and Quantification of 4,4′-环己烯[<I>N</I>,<I>N</I>-双(4-甲基苯基)苯胺] as an Impurity". J. Agric. Food Chem., 2024, 1732, 8016-8036.
Jensen P, Larsen A M, Olsen K. "Identification and Structural Characterization of a Novel Degradation Product of 58473-78-2
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chromium(3+) sodium 3-(dioxidoamino)-5-[(3-methyl-5-oxo-1-phenyl-1,5-dihydro-4h-pyrazol-4-ylidene)hydrazinylidene]-6-oxocyclohexa-1,3-diene-1-sulfonate 5-methyl-4-[(3-nitro-6-oxocyclohexa-2,4-dien-1-ylidene)diazanidyl]-3-oxo-2-phenyl-2,3-dihydropyrazol-1-ide(1:2:1:1) Using HRMS and NMR". J. Sep. Sci., 2012, 833, 2936-2965.
Brown R C, Davis S M. "Forced Degradation Studies to Evaluate 4,4′-环己烯[<I>N</I>,<I>N</I>-双(4-甲基苯基)苯胺] Profile in Drug Substances According to ICH Guidelines". Environ. Sci. Technol., 2012, 2440, (6), 5836-5851.