发明人唐晓军,钱学锋,郑宇鹏. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 116540526 A, 授权公告日 2016-07-16.
发明人胡光,韩伟,孙丽萍. "Method for the Synthesis of Ethyl 2-(difluoromethyl)nicotinate" [P]. 中国发明专利, 专利号 CN 108833588 B, 授权公告日 2023-05-03.
发明人林芳,朱建伟,何建平. "A Process for Preparing High-Purity Ethyl 2-(difluoromethyl)nicotinate" [P]. 中国发明专利, 专利号 CN 115135414 A, 授权公告日 2018-08-10.
参考文献 Literature
Mueller T, Schmidt R K. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". J. Pharm. Biomed. Anal., 2021, 1092, (1), 1138-1164.
Jensen P, Larsen A M, Olsen K. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Sci. Total Environ., 2022, 82, (2), 8956-8967.
Jensen P, Larsen A M, Olsen K. "Identification and Structural Characterization of a Novel Degradation Product of Ethyl 2-(difluoromethyl)nicotinate Using HRMS and NMR". J. Sep. Sci., 2023, 420, (1), 8597-8611.
Jensen P, Larsen A M, Olsen K. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Chromatographia, 2023, 1970, (4), 1282-1311.