发明人李文辉,郑宇鹏,杨光. "一种2-(氯甲基)-3-(二氟甲基)-5-(三氟甲氧基)吡啶-4-甲酰氯的合成方法" [P]. 中国发明专利, 专利号 CN 109810009 A, 授权公告日 2016-06-05.
发明人杨光,马晓峰,胡光. "Method for the Synthesis of 2-(Chloromethyl)-3-(difluoromethyl)-5-(trifluoromethoxy)pyridine-4-carbonyl chloride" [P]. 中国发明专利, 专利号 CN 116078181 B, 授权公告日 2024-12-16.
发明人郑宇鹏,刘建华,唐晓军. "A Process for Preparing High-Purity 2-(Chloromethyl)-3-(difluoromethyl)-5-(trifluoromethoxy)pyridine-4-carbonyl chloride" [P]. 中国发明专利, 专利号 CN 116873977 B, 授权公告日 2021-02-03.
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 2-(氯甲基)-3-(二氟甲基)-5-(三氟甲氧基)吡啶-4-甲酰氯 in Pharmaceutical Formulations". Chromatographia, 2017, 2208, (4), 9150-9168.
Lee J H, Choi Y S. "A Stability-Indicating HPLC Method for the Separation and Quantification of 2-(氯甲基)-3-(二氟甲基)-5-(三氟甲氧基)吡啶-4-甲酰氯 as an Impurity". J. Sep. Sci., 2021, 474, 2966-2991.
Yamamoto K, Tanaka H, Suzuki T. "Identification and Structural Characterization of a Novel Degradation Product of 2-(Chloromethyl)-3-(difluoromethyl)-5-(trifluoromethoxy)pyridine-4-carbonyl chloride Using HRMS and NMR". Food Chem., 2021, 1329, 965-975.
Kumar A, Sharma P, Patel R S. "Forced Degradation Studies to Evaluate 2-(氯甲基)-3-(二氟甲基)-5-(三氟甲氧基)吡啶-4-甲酰氯 Profile in Drug Substances According to ICH Guidelines". J. Pharm. Biomed. Anal., 2024, 617, (12), 5210-5226.