Martínez F, Mueller T C, Kowalski A. "一种的合成方法" [P]. European Patent, EP 3135297 A1, 2018-09-12.
发明人李文辉,周伟,陈志强. "Method for the Synthesis of 1,2-Piperazinedicarboxylic acid, 1-(1,1-dimethylethyl) 2-ethyl ester" [P]. 中国发明专利, 专利号 CN 110966034 B, 授权公告日 2024-10-22.
发明人徐明华,冯建国,黄志刚. "A Process for Preparing High-Purity 1,2-Piperazinedicarboxylic acid, 1-(1,1-dimethylethyl) 2-ethyl ester" [P]. 中国发明专利, 专利号 CN 115153229 B, 授权公告日 2023-01-02.
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". J. Pharm. Biomed. Anal., 2013, 1253, (4), 1519-1547.
O'Brien K, Kennedy M L. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Sci. Total Environ., 2017, 151, 9757-9762.
Zhou X P, Huang L, Wu G. "Identification and Structural Characterization of a Novel Degradation Product of 1,2-Piperazinedicarboxylic acid, 1-(1,1-dimethylethyl) 2-ethyl ester Using HRMS and NMR". Environ. Sci. Technol., 2022, 1059, (3), 9718-9725.
Kim S H, Park J Y. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Anal. Chem., 2011, 484, (9), 4890-4917.