发明人唐晓军,冯建国,徐明华. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 111953083 A, 授权公告日 2017-04-25.
发明人罗永刚,钱学锋,何建平. "Method for the Synthesis of (2R,5S)-1-tert-Butyl 2-ethyl 5-(((benzyloxy)carbonyl)amino)piperidine-1,2-dicarboxylate" [P]. 中国发明专利, 专利号 CN 108920416 A, 授权公告日 2024-09-01.
Johansson L, Lefèvre J P, Nowak P. "A Process for Preparing High-Purity (2R,5S)-1-tert-Butyl 2-ethyl 5-(((benzyloxy)carbonyl)amino)piperidine-1,2-dicarboxylate" [P]. European Patent, EP 3130272 A1, 2021-10-06.
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. Sep. Sci., 2018, 1581, 1630-1650.
Wang L, Li J, Zhang H. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Rapid Commun. Mass Spectrom., 2016, 1054, (12), 326-336.
Lee J H, Choi Y S. "Identification and Structural Characterization of a Novel Degradation Product of (2R,5S)-1-tert-Butyl 2-ethyl 5-(((benzyloxy)carbonyl)amino)piperidine-1,2-dicarboxylate Using HRMS and NMR". Anal. Chim. Acta, 2024, 2126, (5), 983-986.
Mueller T, Schmidt R K. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Food Chem., 2011, 1721, 8973-8980.