发明人陈志强,胡光,马晓峰. "Method for the Synthesis of 5-Chloro-6-(2,2,2-trifluoroethoxy)pyridine-3-carboxylic acid" [P]. 中国发明专利, 专利号 CN 113271717 B, 授权公告日 2025-10-05.
发明人何建平,沈红梅,杨光. "A Process for Preparing High-Purity 5-Chloro-6-(2,2,2-trifluoroethoxy)pyridine-3-carboxylic acid" [P]. 中国发明专利, 专利号 CN 112945758 B, 授权公告日 2020-07-03.
参考文献 Literature
Hughes D, Roberts J, Thomas A. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Anal. Methods, 2010, 1221, 8475-8479.
Jensen P, Larsen A M, Olsen K. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Talanta, 2015, 789, (9), 284-314.
Brown R C, Davis S M. "Identification and Structural Characterization of a Novel Degradation Product of 5-Chloro-6-(2,2,2-trifluoroethoxy)pyridine-3-carboxylic acid Using HRMS and NMR". Chemosphere, 2025, 1546, 5703-5714.
Lee J H, Choi Y S. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". J. Sep. Sci., 2020, 165, (6), 9682-9710.