发明人刘建华,林芳,韩伟. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 117326108 A, 授权公告日 2015-04-27.
发明人孙丽萍,马晓峰,唐晓军. "Method for the Synthesis of methyl (2S,3S)-3-ethylpyrrolidine-2-carboxylate;hydrochloride" [P]. 中国发明专利, 专利号 CN 115008875 A, 授权公告日 2017-01-01.
发明人赵玉洁,何建平,刘建华. "A Process for Preparing High-Purity methyl (2S,3S)-3-ethylpyrrolidine-2-carboxylate;hydrochloride" [P]. 中国发明专利, 专利号 CN 109603013 A, 授权公告日 2022-08-08.
参考文献 Literature
Martinez C, Lopez D R. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". J. Chromatogr. A, 2021, 2006, (11), 9939-9944.
Kumar A, Sharma P, Patel R S. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Pharm. Biomed. Anal., 2013, 2060, (7), 999-1025.
Kowalski T, Nowak Z. "Identification and Structural Characterization of a Novel Degradation Product of methyl (2S,3S)-3-ethylpyrrolidine-2-carboxylate;hydrochloride Using HRMS and NMR". Food Chem., 2018, 310, (10), 8737-8746.
Kumar A, Sharma P, Patel R S. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". J. Nat. Prod., 2020, 1090, (1), 9730-9733.