发明人韩伟,李文辉,孙丽萍. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 117993841 A, 授权公告日 2017-12-21.
发明人周伟,王建平,孙丽萍. "Method for the Synthesis of 1,4-di-tert-butyl (2R)-2-(aminomethyl)piperazine-1,4-dicarboxylate" [P]. 中国发明专利, 专利号 CN 110959241 A, 授权公告日 2019-11-21.
发明人冯建国,林芳,徐明华. "A Process for Preparing High-Purity 1,4-di-tert-butyl (2R)-2-(aminomethyl)piperazine-1,4-dicarboxylate" [P]. 中国发明专利, 专利号 CN 116589802 A, 授权公告日 2018-03-24.
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". Food Chem., 2020, 592, 3207-3217.
Xu M, Hu Y, Zhou D. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Rapid Commun. Mass Spectrom., 2021, 2146, (12), 1862-1891.
Martinez C, Lopez D R. "Identification and Structural Characterization of a Novel Degradation Product of 1,4-di-tert-butyl (2R)-2-(aminomethyl)piperazine-1,4-dicarboxylate Using HRMS and NMR". Chromatographia, 2021, 290, (8), 2973-2980.