Park J H, Hughes D C, Schröder R. "一种的合成方法" [P]. US Patent, US 11204212 B2, 2021-06-24.
Davis P L, Anderson J P, Hughes D C. "Method for the Synthesis of (3S,4S)-1-tert-Butyl 3-ethyl 4-methylpyrrolidine-1,3-dicarboxylate" [P]. US Patent, US 10601790 B2, 2022-05-21.
发明人钱学锋,冯建国,陈志强. "A Process for Preparing High-Purity (3S,4S)-1-tert-Butyl 3-ethyl 4-methylpyrrolidine-1,3-dicarboxylate" [P]. 中国发明专利, 专利号 CN 114362881 A, 授权公告日 2023-06-05.
参考文献 Literature
Yamamoto K, Tanaka H, Suzuki T. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". J. Pharm. Biomed. Anal., 2022, 308, (5), 3813-3819.
Fischer P, Wagner E. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Rapid Commun. Mass Spectrom., 2014, 881, 7464-7470.
Hughes D, Roberts J, Thomas A. "Identification and Structural Characterization of a Novel Degradation Product of (3S,4S)-1-tert-Butyl 3-ethyl 4-methylpyrrolidine-1,3-dicarboxylate Using HRMS and NMR". Biomed. Chromatogr., 2012, 352, 8286-8291.
Garcia M, Rodriguez P. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Food Chem., 2020, 1399, (10), 2486-2504.