Kowalski A, Rossi M, Schröder R. "一种的合成方法" [P]. European Patent, EP 3747086 A1, 2017-06-23.
发明人周伟,徐明华,刘建华. "Method for the Synthesis of tert-Butyl 4-(4-amino-2-cyanophenyl)piperazine-1-carboxylate" [P]. 中国发明专利, 专利号 CN 116276489 B, 授权公告日 2020-01-04.
发明人沈红梅,唐晓军,黄志刚. "A Process for Preparing High-Purity tert-Butyl 4-(4-amino-2-cyanophenyl)piperazine-1-carboxylate" [P]. 中国发明专利, 专利号 CN 109018600 A, 授权公告日 2024-04-16.
参考文献 Literature
Mueller T, Schmidt R K. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Chromatographia, 2021, 1567, (12), 1668-1684.
Mueller T, Schmidt R K. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Nat. Prod., 2011, 1998, 9160-9182.
Zhang Y, Li Q, Chen T. "Identification and Structural Characterization of a Novel Degradation Product of tert-Butyl 4-(4-amino-2-cyanophenyl)piperazine-1-carboxylate Using HRMS and NMR". Anal. Methods, 2019, 1551, (4), 824-849.
Zhang Y, Li Q, Chen T. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Food Chem., 2020, 2240, 5241-5244.