发明人沈红梅,郑宇鹏,唐晓军. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 112279033 A, 授权公告日 2017-12-16.
Lefèvre J P, Björnsson E, Sørensen M. "Method for the Synthesis of 2-(Difluoromethoxy)-4-fluoropyridine" [P]. European Patent, EP 3688750 A1, 2015-09-10.
Rossi M, Martínez F, Björnsson E. "A Process for Preparing High-Purity 2-(Difluoromethoxy)-4-fluoropyridine" [P]. European Patent, EP 3942082 A1, 2019-01-23.
参考文献 Literature
Zhou X P, Huang L, Wu G. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Rapid Commun. Mass Spectrom., 2018, 961, 2474-2496.
O'Brien K, Kennedy M L. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Biomed. Chromatogr., 2024, 1022, (8), 8023-8037.
Lee J H, Choi Y S. "Identification and Structural Characterization of a Novel Degradation Product of 2-(Difluoromethoxy)-4-fluoropyridine Using HRMS and NMR". J. Pharm. Biomed. Anal., 2017, 1248, (7), 8707-8721.
Yang F, Sun W, Liu J. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Anal. Chim. Acta, 2012, 1603, 4638-4646.