发明人刘建华,胡光,钱学锋. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 115135923 A, 授权公告日 2021-06-25.
发明人张德明,李文辉,林芳. "Method for the Synthesis of 2-(Chloromethyl)-3-cyano-4-(difluoromethyl)-5-(trifluoromethyl)pyridine" [P]. 中国发明专利, 专利号 CN 113440616 B, 授权公告日 2019-09-06.
发明人何建平,高志强,罗永刚. "A Process for Preparing High-Purity 2-(Chloromethyl)-3-cyano-4-(difluoromethyl)-5-(trifluoromethyl)pyridine" [P]. 中国发明专利, 专利号 CN 114863155 A, 授权公告日 2023-07-12.
参考文献 Literature
Xu M, Hu Y, Zhou D. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". J. Nat. Prod., 2019, 1469, 7198-7207.
Fischer P, Wagner E. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Chromatographia, 2022, 907, (10), 5443-5470.
Martinez C, Lopez D R. "Identification and Structural Characterization of a Novel Degradation Product of 2-(Chloromethyl)-3-cyano-4-(difluoromethyl)-5-(trifluoromethyl)pyridine Using HRMS and NMR". J. Pharm. Biomed. Anal., 2022, 1338, (5), 6718-6723.
Wang L, Li J, Zhang H. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". J. Agric. Food Chem., 2025, 1669, (1), 4075-4078.