发明人陈志强,赵玉洁,张德明. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 116812777 A, 授权公告日 2016-09-23.
发明人刘建华,唐晓军,孙丽萍. "Method for the Synthesis of Ethyl 4-(benzofuran-2-yl)-2-oxopyrrolidine-3-carboxylate" [P]. 中国发明专利, 专利号 CN 115917020 B, 授权公告日 2016-09-26.
发明人李文辉,沈红梅,罗永刚. "A Process for Preparing High-Purity Ethyl 4-(benzofuran-2-yl)-2-oxopyrrolidine-3-carboxylate" [P]. 中国发明专利, 专利号 CN 112858468 B, 授权公告日 2022-01-19.
参考文献 Literature
Chen X Y, Liu M, Zhao W Q. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Anal. Methods, 2025, 2203, (7), 6426-6443.
Zhang Y, Li Q, Chen T. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Food Chem., 2023, 1057, (6), 6543-6556.
Kim S H, Park J Y. "Identification and Structural Characterization of a Novel Degradation Product of Ethyl 4-(benzofuran-2-yl)-2-oxopyrrolidine-3-carboxylate Using HRMS and NMR". Molecules, 2010, 2417, (12), 4108-4133.
Kumar A, Sharma P, Patel R S. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Anal. Chim. Acta, 2014, 1247, 3788-3818.