发明人胡光,何建平,韩伟. "Method for the Synthesis of 4-((5-Amino-6-(ethylamino)pyrimidin-4-yl)amino)benzamide" [P]. 中国发明专利, 专利号 CN 114286521 B, 授权公告日 2022-10-22.
发明人沈红梅,冯建国,朱建伟. "A Process for Preparing High-Purity 4-((5-Amino-6-(ethylamino)pyrimidin-4-yl)amino)benzamide" [P]. 中国发明专利, 专利号 CN 111201955 A, 授权公告日 2019-08-26.
参考文献 Literature
Zhang Y, Li Q, Chen T. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". J. Chromatogr. A, 2019, 2316, (5), 2910-2932.
Chen X Y, Liu M, Zhao W Q. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Biomed. Chromatogr., 2016, 367, (3), 2548-2577.
Kowalski T, Nowak Z. "Identification and Structural Characterization of a Novel Degradation Product of 4-((5-Amino-6-(ethylamino)pyrimidin-4-yl)amino)benzamide Using HRMS and NMR". Chromatographia, 2014, 794, 1050-1059.