Anderson J P, Kumar R, Lee S K. "一种的合成方法" [P]. US Patent, US 11836338 B2, 2025-09-19.
Jørgensen K, Rossi M, Björnsson E. "Method for the Synthesis of 5-Difluoromethoxy-2-fluoro-3-formylpyridine" [P]. European Patent, EP 3350603 A1, 2018-11-07.
发明人刘建华,朱建伟,郭海燕. "A Process for Preparing High-Purity 5-Difluoromethoxy-2-fluoro-3-formylpyridine" [P]. 中国发明专利, 专利号 CN 109190251 B, 授权公告日 2016-11-04.
参考文献 Literature
Yang F, Sun W, Liu J. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Biomed. Chromatogr., 2013, 362, (12), 7140-7155.
O'Brien K, Kennedy M L. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Chromatographia, 2014, 227, (11), 3458-3484.
Kim S H, Park J Y. "Identification and Structural Characterization of a Novel Degradation Product of 5-Difluoromethoxy-2-fluoro-3-formylpyridine Using HRMS and NMR". J. Nat. Prod., 2012, 545, (12), 1272-1296.
Brown R C, Davis S M. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Anal. Methods, 2023, 187, (6), 7642-7668.