发明人唐晓军,徐明华,刘建华. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 110204857 A, 授权公告日 2021-12-08.
发明人赵玉洁,郑宇鹏,林芳. "Method for the Synthesis of Ethyl 2-(3-oxopiperazin-2-yl)acetate" [P]. 中国发明专利, 专利号 CN 115354903 A, 授权公告日 2020-05-25.
发明人张德明,高志强,沈红梅. "A Process for Preparing High-Purity Ethyl 2-(3-oxopiperazin-2-yl)acetate" [P]. 中国发明专利, 专利号 CN 114146396 A, 授权公告日 2018-07-28.
参考文献 Literature
Yamamoto K, Tanaka H, Suzuki T. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". J. Nat. Prod., 2023, 1857, 5535-5555.
Hughes D, Roberts J, Thomas A. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Chromatographia, 2015, 1332, 9890-9907.
Lee J H, Choi Y S. "Identification and Structural Characterization of a Novel Degradation Product of Ethyl 2-(3-oxopiperazin-2-yl)acetate Using HRMS and NMR". Anal. Chim. Acta, 2012, 2398, 2781-2800.