Thompson G K, Roberts E F, Hughes D C. "一种的合成方法" [P]. US Patent, US 11911206 B2, 2020-04-04.
发明人冯建国,胡光,何建平. "Method for the Synthesis of 2-(Difluoromethyl)-4-fluoro-5-methoxypyridine-3-carbonyl chloride" [P]. 中国发明专利, 专利号 CN 112906984 A, 授权公告日 2024-12-02.
发明人杨光,胡光,沈红梅. "A Process for Preparing High-Purity 2-(Difluoromethyl)-4-fluoro-5-methoxypyridine-3-carbonyl chloride" [P]. 中国发明专利, 专利号 CN 110603574 A, 授权公告日 2023-12-26.
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". Chromatographia, 2021, 366, (12), 1323-1343.
Jensen P, Larsen A M, Olsen K. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Biomed. Chromatogr., 2012, 1492, 1779-1795.
Zhang Y, Li Q, Chen T. "Identification and Structural Characterization of a Novel Degradation Product of 2-(Difluoromethyl)-4-fluoro-5-methoxypyridine-3-carbonyl chloride Using HRMS and NMR". J. Nat. Prod., 2025, 2397, (5), 3171-3182.
Zhou X P, Huang L, Wu G. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Talanta, 2023, 1100, 1296-1322.