发明人何建平,马晓峰,林芳. "Method for the Synthesis of tert-Butyl 4-(5-cyano-4-methylpyridin-2-yl)piperazine-1-carboxylate" [P]. 中国发明专利, 专利号 CN 111450663 B, 授权公告日 2019-10-24.
Davis P L, Patel M V, Mueller T. "A Process for Preparing High-Purity tert-Butyl 4-(5-cyano-4-methylpyridin-2-yl)piperazine-1-carboxylate" [P]. US Patent, US 9737661 B2, 2015-04-26.
参考文献 Literature
Fischer P, Wagner E. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Molecules, 2020, 1124, (4), 5280-5296.
Wang L, Li J, Zhang H. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Environ. Sci. Technol., 2013, 411, 353-381.
Mueller T, Schmidt R K. "Identification and Structural Characterization of a Novel Degradation Product of tert-Butyl 4-(5-cyano-4-methylpyridin-2-yl)piperazine-1-carboxylate Using HRMS and NMR". J. Nat. Prod., 2010, 250, 9880-9885.
Lee J H, Choi Y S. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Talanta, 2023, 2286, 8385-8391.