发明人罗永刚,韩伟,朱建伟. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 111307523 A, 授权公告日 2023-07-24.
Brown S R, O'Brien P Q, Kumar R. "Method for the Synthesis of Ethyl 4-(3-oxobutanoyl)piperazine-1-carboxylate" [P]. US Patent, US 11136520 B2, 2016-07-20.
发明人朱建伟,陈志强,刘建华. "A Process for Preparing High-Purity Ethyl 4-(3-oxobutanoyl)piperazine-1-carboxylate" [P]. 中国发明专利, 专利号 CN 111293840 A, 授权公告日 2025-05-28.
参考文献 Literature
O'Brien K, Kennedy M L. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". J. Chromatogr. A, 2022, 564, (12), 8282-8295.
Kowalski T, Nowak Z. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Rapid Commun. Mass Spectrom., 2014, 2352, (5), 8598-8627.
Chen X Y, Liu M, Zhao W Q. "Identification and Structural Characterization of a Novel Degradation Product of Ethyl 4-(3-oxobutanoyl)piperazine-1-carboxylate Using HRMS and NMR". J. Agric. Food Chem., 2013, 416, (3), 7159-7182.
Jensen P, Larsen A M, Olsen K. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". J. Nat. Prod., 2016, 2285, (1), 3345-3373.