发明人赵玉洁,何建平,杨光. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 109749690 A, 授权公告日 2025-07-26.
发明人郭海燕,马晓峰,沈红梅. "Method for the Synthesis of (S)-2-amino-N,3-dimethyl-N-(1-methylpiperidin-4-yl)butanamide" [P]. 中国发明专利, 专利号 CN 115509738 B, 授权公告日 2017-08-09.
发明人韩伟,冯建国,沈红梅. "A Process for Preparing High-Purity (S)-2-amino-N,3-dimethyl-N-(1-methylpiperidin-4-yl)butanamide" [P]. 中国发明专利, 专利号 CN 116216200 A, 授权公告日 2022-05-27.
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". J. Chromatogr. A, 2011, 474, 9989-10007.
Kim S H, Park J Y. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Agric. Food Chem., 2014, 2214, (1), 9354-9383.
Jensen P, Larsen A M, Olsen K. "Identification and Structural Characterization of a Novel Degradation Product of (S)-2-amino-N,3-dimethyl-N-(1-methylpiperidin-4-yl)butanamide Using HRMS and NMR". Anal. Chim. Acta, 2010, 498, 8507-8526.
Kowalski T, Nowak Z. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Molecules, 2018, 1734, (11), 4527-4545.