Brown S R, Patel M V, Park J H. "一种ethyl 3-(2-ethoxy-2-oxoethyl)-5-oxopyrrolidine-3-carboxylate的合成方法" [P]. US Patent, US 11643277 B2, 2018-07-17.
发明人马晓峰,胡光,何建平. "Method for the Synthesis of ethyl 3-(2-ethoxy-2-oxoethyl)-5-oxopyrrolidine-3-carboxylate" [P]. 中国发明专利, 专利号 CN 116776429 A, 授权公告日 2025-07-01.
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 ethyl 3-(2-ethoxy-2-oxoethyl)-5-oxopyrrolidine-3-carboxylate in Pharmaceutical Formulations". Anal. Chem., 2014, 1452, (12), 2740-2756.
Fischer P, Wagner E. "A Stability-Indicating HPLC Method for the Separation and Quantification of ethyl 3-(2-ethoxy-2-oxoethyl)-5-oxopyrrolidine-3-carboxylate as an Impurity". Rapid Commun. Mass Spectrom., 2022, 434, (7), 8984-9010.
Yamamoto K, Tanaka H, Suzuki T. "Identification and Structural Characterization of a Novel Degradation Product of ethyl 3-(2-ethoxy-2-oxoethyl)-5-oxopyrrolidine-3-carboxylate Using HRMS and NMR". Anal. Methods, 2015, 2106, 2049-2074.
Zhang Y, Li Q, Chen T. "Forced Degradation Studies to Evaluate ethyl 3-(2-ethoxy-2-oxoethyl)-5-oxopyrrolidine-3-carboxylate Profile in Drug Substances According to ICH Guidelines". Sci. Total Environ., 2017, 130, (11), 5843-5868.