Patel M V, Mueller T, Brown S R. "一种的合成方法" [P]. US Patent, US 9743800 B2, 2015-11-21.
Fischer A B, Yamamoto T, Chen K W. "Method for the Synthesis of 2-(Chloromethyl)-4-(difluoromethyl)-3-hydroxy-5-methoxypyridine" [P]. US Patent, US 9114188 B2, 2021-10-10.
发明人李文辉,张德明,周伟. "A Process for Preparing High-Purity 2-(Chloromethyl)-4-(difluoromethyl)-3-hydroxy-5-methoxypyridine" [P]. 中国发明专利, 专利号 CN 115832453 A, 授权公告日 2016-08-07.
参考文献 Literature
Lee J H, Choi Y S. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Environ. Sci. Technol., 2014, 952, 9677-9696.
Fischer P, Wagner E. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Anal. Chem., 2023, 2336, (5), 8472-8502.
Kowalski T, Nowak Z. "Identification and Structural Characterization of a Novel Degradation Product of 2-(Chloromethyl)-4-(difluoromethyl)-3-hydroxy-5-methoxypyridine Using HRMS and NMR". J. Sep. Sci., 2021, 1893, (9), 857-882.
O'Brien K, Kennedy M L. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". J. Agric. Food Chem., 2015, 1238, (11), 8516-8531.