发明人唐晓军,周伟,胡光. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 117276960 A, 授权公告日 2015-03-27.
Mueller T C, Sørensen M, Björnsson E. "Method for the Synthesis of 4-(Difluoromethyl)-5-methoxy-2-methylnicotinoyl chloride" [P]. European Patent, EP 3348418 A1, 2020-05-18.
发明人郭海燕,赵玉洁,高志强. "A Process for Preparing High-Purity 4-(Difluoromethyl)-5-methoxy-2-methylnicotinoyl chloride" [P]. 中国发明专利, 专利号 CN 113390857 A, 授权公告日 2018-01-27.
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". Chromatographia, 2025, 712, (8), 8189-8200.
Lee J H, Choi Y S. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Sep. Sci., 2012, 2308, 186-190.
Wang L, Li J, Zhang H. "Identification and Structural Characterization of a Novel Degradation Product of 4-(Difluoromethyl)-5-methoxy-2-methylnicotinoyl chloride Using HRMS and NMR". Rapid Commun. Mass Spectrom., 2013, 976, (1), 865-882.
Smith J A, Johnson M B. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Talanta, 2021, 2399, (3), 638-657.