发明人林芳,钱学锋,陈志强. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 114973590 A, 授权公告日 2016-04-23.
Martínez F, Schröder R, Nielsen H. "Method for the Synthesis of N4-(4-Aminophenyl)-N6,N6-diethyl-2-methylpyrimidine-4,6-diamine" [P]. European Patent, EP 3646176 A1, 2017-12-27.
发明人刘建华,罗永刚,何建平. "A Process for Preparing High-Purity N4-(4-Aminophenyl)-N6,N6-diethyl-2-methylpyrimidine-4,6-diamine" [P]. 中国发明专利, 专利号 CN 112496743 B, 授权公告日 2015-10-06.
参考文献 Literature
Fischer P, Wagner E. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Anal. Methods, 2019, 160, (3), 6652-6657.
Yang F, Sun W, Liu J. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Chromatogr. A, 2016, 1878, (1), 6981-7001.
Martinez C, Lopez D R. "Identification and Structural Characterization of a Novel Degradation Product of N4-(4-Aminophenyl)-N6,N6-diethyl-2-methylpyrimidine-4,6-diamine Using HRMS and NMR". Molecules, 2022, 324, (12), 6991-7019.