发明人韩伟,赵玉洁,何建平. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 111421394 A, 授权公告日 2022-06-11.
发明人刘建华,马晓峰,孙丽萍. "Method for the Synthesis of Ethyl 2-(2-methyl-4-oxo-6-(trifluoromethyl)quinolin-1(4H)-yl)acetate" [P]. 中国发明专利, 专利号 CN 111565829 B, 授权公告日 2016-01-10.
发明人沈红梅,郑宇鹏,杨光. "A Process for Preparing High-Purity Ethyl 2-(2-methyl-4-oxo-6-(trifluoromethyl)quinolin-1(4H)-yl)acetate" [P]. 中国发明专利, 专利号 CN 115939896 A, 授权公告日 2015-12-15.
参考文献 Literature
Hughes D, Roberts J, Thomas A. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". J. Sep. Sci., 2016, 1995, (2), 157-184.
Fischer P, Wagner E. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Anal. Chim. Acta, 2012, 1531, (4), 9567-9592.
Martinez C, Lopez D R. "Identification and Structural Characterization of a Novel Degradation Product of Ethyl 2-(2-methyl-4-oxo-6-(trifluoromethyl)quinolin-1(4H)-yl)acetate Using HRMS and NMR". Chemosphere, 2013, 2151, (1), 426-450.
Lee J H, Choi Y S. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Anal. Chem., 2020, 1158, (8), 6213-6238.