发明人何建平,沈红梅,徐明华. "Method for the Synthesis of rel-tert-Butyl (3R,4R)-3-amino-4-ethoxypyrrolidine-1-carboxylate" [P]. 中国发明专利, 专利号 CN 108516732 A, 授权公告日 2015-01-15.
发明人徐明华,高志强,马晓峰. "A Process for Preparing High-Purity rel-tert-Butyl (3R,4R)-3-amino-4-ethoxypyrrolidine-1-carboxylate" [P]. 中国发明专利, 专利号 CN 115766589 B, 授权公告日 2019-12-01.
参考文献 Literature
Fischer P, Wagner E. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Food Chem., 2014, 1965, 2327-2343.
Zhou X P, Huang L, Wu G. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Sci. Total Environ., 2011, 1454, (8), 4651-4664.
Chen X Y, Liu M, Zhao W Q. "Identification and Structural Characterization of a Novel Degradation Product of rel-tert-Butyl (3R,4R)-3-amino-4-ethoxypyrrolidine-1-carboxylate Using HRMS and NMR". J. Chromatogr. A, 2017, 1298, (6), 1197-1209.
Hughes D, Roberts J, Thomas A. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". J. Nat. Prod., 2021, 1075, (7), 5681-5691.