发明人朱建伟,林芳,沈红梅. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 111493132 A, 授权公告日 2015-05-14.
发明人唐晓军,张德明,刘建华. "Method for the Synthesis of tert-Butyl (S)-3-methyl-5-oxopiperazine-1-carboxylate" [P]. 中国发明专利, 专利号 CN 115055967 B, 授权公告日 2016-11-10.
发明人林芳,徐明华,李文辉. "A Process for Preparing High-Purity tert-Butyl (S)-3-methyl-5-oxopiperazine-1-carboxylate" [P]. 中国发明专利, 专利号 CN 110611793 A, 授权公告日 2017-10-02.
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. Pharm. Biomed. Anal., 2014, 1924, (1), 5003-5030.
Zhang Y, Li Q, Chen T. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Chemosphere, 2017, 821, (9), 3113-3136.
Xu M, Hu Y, Zhou D. "Identification and Structural Characterization of a Novel Degradation Product of tert-Butyl (S)-3-methyl-5-oxopiperazine-1-carboxylate Using HRMS and NMR". J. Nat. Prod., 2012, 741, (6), 339-360.
Xu M, Hu Y, Zhou D. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Food Chem., 2016, 1658, 822-836.