发明人罗永刚,马晓峰,黄志刚. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 112514990 A, 授权公告日 2022-06-12.
发明人钱学锋,罗永刚,刘建华. "Method for the Synthesis of n-(2,2-Difluoroethyl)-N-methylpiperidin-4-amine dihydrochloride" [P]. 中国发明专利, 专利号 CN 110968412 B, 授权公告日 2025-01-13.
Björnsson E, Johansson L, Mueller T C. "A Process for Preparing High-Purity n-(2,2-Difluoroethyl)-N-methylpiperidin-4-amine dihydrochloride" [P]. European Patent, EP 3986095 A1, 2015-01-23.
参考文献 Literature
Brown R C, Davis S M. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Anal. Chim. Acta, 2024, 375, (10), 3534-3557.
Martinez C, Lopez D R. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Chromatogr. A, 2019, 591, 4171-4197.
Kowalski T, Nowak Z. "Identification and Structural Characterization of a Novel Degradation Product of n-(2,2-Difluoroethyl)-N-methylpiperidin-4-amine dihydrochloride Using HRMS and NMR". Sci. Total Environ., 2010, 1153, 4996-5012.
Zhang Y, Li Q, Chen T. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". J. Pharm. Biomed. Anal., 2015, 1509, (7), 2861-2891.