Jørgensen K, Johansson L, Martínez F. "一种的合成方法" [P]. European Patent, EP 3406332 A1, 2025-09-09.
Kumar R, Hughes D C, Lee S K. "Method for the Synthesis of 2-(6-Chloro-5-(difluoromethyl)-3-methoxypyridin-2-yl)acetic acid" [P]. US Patent, US 9095531 B2, 2025-07-06.
Brown S R, Thompson G K, Park J H. "A Process for Preparing High-Purity 2-(6-Chloro-5-(difluoromethyl)-3-methoxypyridin-2-yl)acetic acid" [P]. US Patent, US 9731398 B2, 2016-04-12.
参考文献 Literature
Chen X Y, Liu M, Zhao W Q. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Anal. Methods, 2019, 2365, 1009-1038.
Zhang Y, Li Q, Chen T. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Pharm. Biomed. Anal., 2021, 338, 2999-3002.
Kim S H, Park J Y. "Identification and Structural Characterization of a Novel Degradation Product of 2-(6-Chloro-5-(difluoromethyl)-3-methoxypyridin-2-yl)acetic acid Using HRMS and NMR". Anal. Chem., 2018, 1831, 3923-3926.