Björnsson E, Rossi M, Lefèvre J P. "一种的合成方法" [P]. European Patent, EP 3638961 A1, 2020-04-09.
Johnson M A, Mueller T, Patel M V. "Method for the Synthesis of 4-Amino-1-ethylpyrrolidin-2-one" [P]. US Patent, US 9136727 B2, 2019-06-09.
发明人徐明华,朱建伟,黄志刚. "A Process for Preparing High-Purity 4-Amino-1-ethylpyrrolidin-2-one" [P]. 中国发明专利, 专利号 CN 115539786 A, 授权公告日 2015-04-11.
参考文献 Literature
Xu M, Hu Y, Zhou D. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Molecules, 2024, 2028, 7584-7604.
Xu M, Hu Y, Zhou D. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Pharm. Biomed. Anal., 2024, 2343, (7), 8074-8098.
Kim S H, Park J Y. "Identification and Structural Characterization of a Novel Degradation Product of 4-Amino-1-ethylpyrrolidin-2-one Using HRMS and NMR". Talanta, 2014, 1101, (2), 9077-9082.
Zhou X P, Huang L, Wu G. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Chromatographia, 2012, 1519, (9), 9595-9615.