发明人赵玉洁,韩伟,马晓峰. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 114873933 A, 授权公告日 2018-11-23.
Mueller T, Klinger H, Williams B T. "Method for the Synthesis of Ethyl 2-(1,4-dimethyl-3-oxopiperazin-2-yl)acetate" [P]. US Patent, US 10272969 B2, 2021-05-11.
发明人张德明,刘建华,朱建伟. "A Process for Preparing High-Purity Ethyl 2-(1,4-dimethyl-3-oxopiperazin-2-yl)acetate" [P]. 中国发明专利, 专利号 CN 114527439 A, 授权公告日 2016-05-04.
参考文献 Literature
Garcia M, Rodriguez P. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". J. Nat. Prod., 2021, 1960, (4), 58-87.
O'Brien K, Kennedy M L. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Sci. Total Environ., 2018, 2144, (6), 330-347.
Kim S H, Park J Y. "Identification and Structural Characterization of a Novel Degradation Product of Ethyl 2-(1,4-dimethyl-3-oxopiperazin-2-yl)acetate Using HRMS and NMR". Chemosphere, 2019, 1934, 8778-8787.