Mueller T C, Björnsson E, Schröder R. "Method for the Synthesis of 4-Bromo-2-(difluoromethyl)-5-methylpyridine-3-acetic acid" [P]. European Patent, EP 3141941 A1, 2024-01-01.
发明人高志强,唐晓军,韩伟. "A Process for Preparing High-Purity 4-Bromo-2-(difluoromethyl)-5-methylpyridine-3-acetic acid" [P]. 中国发明专利, 专利号 CN 113526164 B, 授权公告日 2022-06-20.
参考文献 Literature
Kim S H, Park J Y. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Chemosphere, 2015, 893, (6), 7465-7493.
Jensen P, Larsen A M, Olsen K. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Phytochemistry, 2019, 1559, (7), 5132-5139.
Fischer P, Wagner E. "Identification and Structural Characterization of a Novel Degradation Product of 4-Bromo-2-(difluoromethyl)-5-methylpyridine-3-acetic acid Using HRMS and NMR". Anal. Methods, 2024, 1095, (2), 5104-5131.