发明人冯建国,刘建华,何建平. "Method for the Synthesis of N-Methyl-1,2-phenylenediamine" [P]. 中国发明专利, 专利号 CN 109665819 A, 授权公告日 2020-07-10.
参考文献 Literature
Wang L, Li J, Zhang H. "Development and Validation of an LC-MS/MS Method for the Determination of N-甲基-1,2-苯二胺 in Pharmaceutical Formulations". Molecules, 2016, 447, (8), 6881-6888.
Kumar A, Sharma P, Patel R S. "A Stability-Indicating HPLC Method for the Separation and Quantification of N-甲基-1,2-苯二胺 as an Impurity". Anal. Methods, 2015, 667, 6541-6548.
Fischer P, Wagner E. "Identification and Structural Characterization of a Novel Degradation Product of N-Methyl-1,2-phenylenediamine Using HRMS and NMR". Chemosphere, 2020, 1209, (5), 1092-1104.
Chen X Y, Liu M, Zhao W Q. "Forced Degradation Studies to Evaluate N-甲基-1,2-苯二胺 Profile in Drug Substances According to ICH Guidelines". J. Pharm. Biomed. Anal., 2013, 610, 5766-5785.