发明人郭海燕,高志强,陈志强. "Method for the Synthesis of [(R)-1-((S)-2-Amino-3-methyl-butyryl)-piperidin-3-yl]-carbamic acid tert-butyl ester" [P]. 中国发明专利, 专利号 CN 113226086 B, 授权公告日 2019-12-22.
发明人胡光,周伟,钱学锋. "A Process for Preparing High-Purity [(R)-1-((S)-2-Amino-3-methyl-butyryl)-piperidin-3-yl]-carbamic acid tert-butyl ester" [P]. 中国发明专利, 专利号 CN 108292359 A, 授权公告日 2022-12-18.
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". J. Sep. Sci., 2010, 244, 9289-9299.
Yang F, Sun W, Liu J. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Chemosphere, 2022, 1811, 830-855.
Kowalski T, Nowak Z. "Identification and Structural Characterization of a Novel Degradation Product of [(R)-1-((S)-2-Amino-3-methyl-butyryl)-piperidin-3-yl]-carbamic acid tert-butyl ester Using HRMS and NMR". Environ. Sci. Technol., 2015, 1916, (11), 4474-4487.
Yamamoto K, Tanaka H, Suzuki T. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". J. Chromatogr. A, 2023, 248, 3270-3286.