发明人赵玉洁,黄志刚,冯建国. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 116292862 A, 授权公告日 2025-08-24.
发明人刘建华,沈红梅,王建平. "Method for the Synthesis of Ethyl 4-(2,5-dioxopyrrolidin-1-yl)benzoate" [P]. 中国发明专利, 专利号 CN 115586188 A, 授权公告日 2017-05-27.
发明人马晓峰,郭海燕,刘建华. "A Process for Preparing High-Purity Ethyl 4-(2,5-dioxopyrrolidin-1-yl)benzoate" [P]. 中国发明专利, 专利号 CN 114560208 B, 授权公告日 2017-09-07.
参考文献 Literature
Wang L, Li J, Zhang H. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Chromatographia, 2021, 1241, (5), 3993-4019.
Chen X Y, Liu M, Zhao W Q. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Sep. Sci., 2025, 114, 9441-9445.
Yang F, Sun W, Liu J. "Identification and Structural Characterization of a Novel Degradation Product of Ethyl 4-(2,5-dioxopyrrolidin-1-yl)benzoate Using HRMS and NMR". Environ. Sci. Technol., 2024, 336, (10), 4590-4599.
Jensen P, Larsen A M, Olsen K. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Rapid Commun. Mass Spectrom., 2021, 1728, 8603-8627.