Kowalski A, Rossi M, Schröder R. "一种的合成方法" [P]. European Patent, EP 3778661 A1, 2019-12-23.
发明人钱学锋,赵玉洁,黄志刚. "Method for the Synthesis of N-((1-((S)-2-Amino-3-methylbutanoyl)piperidin-2-yl)methyl)-N-ethylacetamide" [P]. 中国发明专利, 专利号 CN 108624486 B, 授权公告日 2017-10-27.
O'Brien P Q, Roberts E F, Schröder R. "A Process for Preparing High-Purity N-((1-((S)-2-Amino-3-methylbutanoyl)piperidin-2-yl)methyl)-N-ethylacetamide" [P]. US Patent, US 10976219 B2, 2015-01-16.
参考文献 Literature
Zhang Y, Li Q, Chen T. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". J. Sep. Sci., 2016, 2088, (7), 8185-8211.
Hughes D, Roberts J, Thomas A. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Pharm. Biomed. Anal., 2015, 864, 9233-9253.
Lee J H, Choi Y S. "Identification and Structural Characterization of a Novel Degradation Product of N-((1-((S)-2-Amino-3-methylbutanoyl)piperidin-2-yl)methyl)-N-ethylacetamide Using HRMS and NMR". J. Agric. Food Chem., 2019, 1930, (9), 7838-7856.
Kowalski T, Nowak Z. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Biomed. Chromatogr., 2012, 1974, 5890-5900.