发明人王建平,沈红梅,周伟. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 111488424 A, 授权公告日 2025-10-26.
Patel M V, Williams B T, Yamamoto T. "Method for the Synthesis of 3-Chloro-N-(2-(2,4-difluorophenoxy)pyridin-3-yl)-2,2-dimethylpropanamide" [P]. US Patent, US 11457113 B2, 2025-10-24.
发明人郭海燕,唐晓军,胡光. "A Process for Preparing High-Purity 3-Chloro-N-(2-(2,4-difluorophenoxy)pyridin-3-yl)-2,2-dimethylpropanamide" [P]. 中国发明专利, 专利号 CN 111541732 B, 授权公告日 2022-11-18.
参考文献 Literature
Martinez C, Lopez D R. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". J. Sep. Sci., 2020, 1889, (6), 3728-3744.
Kowalski T, Nowak Z. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Biomed. Chromatogr., 2021, 1214, (1), 3799-3829.
Mueller T, Schmidt R K. "Identification and Structural Characterization of a Novel Degradation Product of 3-Chloro-N-(2-(2,4-difluorophenoxy)pyridin-3-yl)-2,2-dimethylpropanamide Using HRMS and NMR". J. Nat. Prod., 2012, 2031, 8810-8839.
Xu M, Hu Y, Zhou D. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Anal. Methods, 2024, 552, 2814-2835.