发明人朱建伟,马晓峰,赵玉洁. "Method for the Synthesis of 1-tert-Butyl 3-(2-cyanobenzyl) 4-(2-cyanobenzyl)piperazine-1,3-dicarboxylate" [P]. 中国发明专利, 专利号 CN 109533356 A, 授权公告日 2016-03-13.
发明人赵玉洁,刘建华,王建平. "A Process for Preparing High-Purity 1-tert-Butyl 3-(2-cyanobenzyl) 4-(2-cyanobenzyl)piperazine-1,3-dicarboxylate" [P]. 中国发明专利, 专利号 CN 112706862 A, 授权公告日 2016-12-18.
参考文献 Literature
Martinez C, Lopez D R. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Food Chem., 2015, 2302, (8), 6195-6201.
Kowalski T, Nowak Z. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Pharm. Biomed. Anal., 2020, 1475, 1250-1262.
Brown R C, Davis S M. "Identification and Structural Characterization of a Novel Degradation Product of 1-tert-Butyl 3-(2-cyanobenzyl) 4-(2-cyanobenzyl)piperazine-1,3-dicarboxylate Using HRMS and NMR". Anal. Chim. Acta, 2019, 624, (8), 413-424.
Zhou X P, Huang L, Wu G. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Chromatographia, 2019, 1936, (9), 9786-9800.