Thompson G K, Stevens L M, Davis P L. "一种的合成方法" [P]. US Patent, US 9682430 B2, 2019-04-14.
Davis P L, Chen K W, Johnson M A. "Method for the Synthesis of 4-Bromo-6-chloro-2-(difluoromethyl)-3-fluoropyridine" [P]. US Patent, US 10747228 B2, 2024-01-23.
发明人刘建华,韩伟,王建平. "A Process for Preparing High-Purity 4-Bromo-6-chloro-2-(difluoromethyl)-3-fluoropyridine" [P]. 中国发明专利, 专利号 CN 117465090 B, 授权公告日 2024-12-17.
参考文献 Literature
Kumar A, Sharma P, Patel R S. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Phytochemistry, 2019, 2009, (10), 1023-1029.
Yang F, Sun W, Liu J. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Environ. Sci. Technol., 2013, 1993, 7015-7028.
Smith J A, Johnson M B. "Identification and Structural Characterization of a Novel Degradation Product of 4-Bromo-6-chloro-2-(difluoromethyl)-3-fluoropyridine Using HRMS and NMR". Chemosphere, 2011, 2235, (10), 1845-1851.
Kim S H, Park J Y. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". J. Chromatogr. A, 2016, 214, (10), 9053-9068.