发明人赵玉洁,钱学锋,郑宇鹏. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 115179485 A, 授权公告日 2022-04-24.
发明人王建平,沈红梅,胡光. "Method for the Synthesis of 1-(2-((6-(Ethylamino)-2-methylpyrimidin-4-yl)amino)ethyl)-3-(2-fluorophenyl)urea" [P]. 中国发明专利, 专利号 CN 115345276 A, 授权公告日 2016-04-23.
发明人韩伟,沈红梅,高志强. "A Process for Preparing High-Purity 1-(2-((6-(Ethylamino)-2-methylpyrimidin-4-yl)amino)ethyl)-3-(2-fluorophenyl)urea" [P]. 中国发明专利, 专利号 CN 109356893 B, 授权公告日 2018-03-28.
参考文献 Literature
O'Brien K, Kennedy M L. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Food Chem., 2015, 2100, (6), 3197-3206.
Kim S H, Park J Y. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Anal. Chem., 2017, 2140, (12), 6929-6952.
Hughes D, Roberts J, Thomas A. "Identification and Structural Characterization of a Novel Degradation Product of 1-(2-((6-(Ethylamino)-2-methylpyrimidin-4-yl)amino)ethyl)-3-(2-fluorophenyl)urea Using HRMS and NMR". Molecules, 2016, 2471, (12), 4543-4550.