Mueller T, Kumar R, Patel M V. "一种的合成方法" [P]. US Patent, US 10526571 B2, 2021-06-25.
发明人王建平,李文辉,黄志刚. "Method for the Synthesis of 3-Ethyl-4-methyl-pyrrolidin-2-one" [P]. 中国发明专利, 专利号 CN 114439782 A, 授权公告日 2018-01-15.
参考文献 Literature
Kim S H, Park J Y. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Talanta, 2021, 377, 6944-6961.
Lee J H, Choi Y S. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Environ. Sci. Technol., 2010, 2278, 6210-6213.
Wang L, Li J, Zhang H. "Identification and Structural Characterization of a Novel Degradation Product of 3-Ethyl-4-methyl-pyrrolidin-2-one Using HRMS and NMR". Molecules, 2011, 296, (1), 8311-8323.
Chen X Y, Liu M, Zhao W Q. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Biomed. Chromatogr., 2019, 535, 9009-9014.