发明人韩伟,高志强,李文辉. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 112031816 A, 授权公告日 2018-08-25.
发明人沈红梅,何建平,周伟. "Method for the Synthesis of 2-Chloro-3-(chloromethyl)-4-(difluoromethyl)pyridine" [P]. 中国发明专利, 专利号 CN 112031878 B, 授权公告日 2020-06-01.
Lee S K, Anderson J P, Schröder R. "A Process for Preparing High-Purity 2-Chloro-3-(chloromethyl)-4-(difluoromethyl)pyridine" [P]. US Patent, US 11138510 B2, 2015-10-18.
参考文献 Literature
Yamamoto K, Tanaka H, Suzuki T. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Anal. Methods, 2012, 1472, 234-237.
Fischer P, Wagner E. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Sep. Sci., 2024, 1584, 9477-9494.
Smith J A, Johnson M B. "Identification and Structural Characterization of a Novel Degradation Product of 2-Chloro-3-(chloromethyl)-4-(difluoromethyl)pyridine Using HRMS and NMR". Chromatographia, 2015, 879, (10), 3608-3630.
Martinez C, Lopez D R. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Chemosphere, 2011, 933, 7572-7596.