Johansson L, Sørensen M, Mueller T C. "一种的合成方法" [P]. European Patent, EP 3837166 A1, 2019-04-07.
发明人周伟,朱建伟,刘建华. "Method for the Synthesis of 2-((4-Chloro-2-fluorophenyl)amino)-2-oxoethyl 3-methylthiophene-2-carboxylate" [P]. 中国发明专利, 专利号 CN 110742331 A, 授权公告日 2024-01-14.
参考文献 Literature
Kumar A, Sharma P, Patel R S. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Anal. Chem., 2019, 1635, (7), 2897-2901.
Lee J H, Choi Y S. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Anal. Methods, 2015, 688, (5), 4702-4714.
Chen X Y, Liu M, Zhao W Q. "Identification and Structural Characterization of a Novel Degradation Product of 2-((4-Chloro-2-fluorophenyl)amino)-2-oxoethyl 3-methylthiophene-2-carboxylate Using HRMS and NMR". Anal. Chim. Acta, 2021, 1865, (8), 3738-3768.
Brown R C, Davis S M. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Rapid Commun. Mass Spectrom., 2021, 1695, (1), 6130-6158.