Fischer A B, Klinger H, Davis P L. "一种的合成方法" [P]. US Patent, US 10081398 B2, 2018-03-20.
Mueller T C, Nielsen H, Björnsson E. "Method for the Synthesis of 1-(Tert-butyl) 4-ethyl piperazine-1,4-dicarboxylate" [P]. European Patent, EP 3852054 A1, 2021-02-25.
发明人李文辉,林芳,张德明. "A Process for Preparing High-Purity 1-(Tert-butyl) 4-ethyl piperazine-1,4-dicarboxylate" [P]. 中国发明专利, 专利号 CN 117775065 A, 授权公告日 2016-10-26.
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". Anal. Chim. Acta, 2011, 1929, (4), 8542-8570.
Yang F, Sun W, Liu J. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Nat. Prod., 2014, 1507, (6), 1738-1768.
Zhang Y, Li Q, Chen T. "Identification and Structural Characterization of a Novel Degradation Product of 1-(Tert-butyl) 4-ethyl piperazine-1,4-dicarboxylate Using HRMS and NMR". J. Agric. Food Chem., 2011, 449, 2154-2158.