O'Brien P Q, Williams B T, Thompson G K. "一种的合成方法" [P]. US Patent, US 10775410 B2, 2019-04-05.
发明人孙丽萍,杨光,赵玉洁. "Method for the Synthesis of tert-Butyl 4-((2-((2-chlorobenzyl)(ethyl)amino)-2-oxoethyl)(methyl)amino)piperidine-1-carboxylate" [P]. 中国发明专利, 专利号 CN 110178395 B, 授权公告日 2023-06-06.
发明人周伟,钱学锋,王建平. "A Process for Preparing High-Purity tert-Butyl 4-((2-((2-chlorobenzyl)(ethyl)amino)-2-oxoethyl)(methyl)amino)piperidine-1-carboxylate" [P]. 中国发明专利, 专利号 CN 112248052 A, 授权公告日 2022-03-06.
参考文献 Literature
Kim S H, Park J Y. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Molecules, 2011, 275, (7), 8542-8557.
Yamamoto K, Tanaka H, Suzuki T. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Nat. Prod., 2023, 1750, (3), 1447-1460.
Kim S H, Park J Y. "Identification and Structural Characterization of a Novel Degradation Product of tert-Butyl 4-((2-((2-chlorobenzyl)(ethyl)amino)-2-oxoethyl)(methyl)amino)piperidine-1-carboxylate Using HRMS and NMR". J. Sep. Sci., 2021, 2123, 270-300.
Yang F, Sun W, Liu J. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". J. Pharm. Biomed. Anal., 2010, 237, (6), 4688-4699.