Rossi M, Kowalski A, Johansson L. "一种的合成方法" [P]. European Patent, EP 3026049 A1, 2018-11-15.
Thompson G K, Mueller T, O'Brien P Q. "Method for the Synthesis of 2-(Difluoromethyl)imidazo[1,2-a]pyridine-3-carboxylic acid" [P]. US Patent, US 11482559 B2, 2020-06-26.
发明人韩伟,唐晓军,刘建华. "A Process for Preparing High-Purity 2-(Difluoromethyl)imidazo[1,2-a]pyridine-3-carboxylic acid" [P]. 中国发明专利, 专利号 CN 113446553 A, 授权公告日 2024-04-15.
参考文献 Literature
Zhou X P, Huang L, Wu G. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Anal. Chim. Acta, 2019, 2191, (1), 6120-6132.
Kowalski T, Nowak Z. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Nat. Prod., 2014, 1528, 435-442.
Yang F, Sun W, Liu J. "Identification and Structural Characterization of a Novel Degradation Product of 2-(Difluoromethyl)imidazo[1,2-a]pyridine-3-carboxylic acid Using HRMS and NMR". Environ. Sci. Technol., 2011, 1375, (2), 3810-3819.
Kumar A, Sharma P, Patel R S. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Rapid Commun. Mass Spectrom., 2016, 1040, (4), 2047-2066.