发明人陈志强,黄志刚,李文辉. "Method for the Synthesis of (S)-2-Amino-4-(dimethylamino)butanoic acid" [P]. 中国发明专利, 专利号 CN 113832501 B, 授权公告日 2020-02-24.
发明人钱学锋,孙丽萍,刘建华. "A Process for Preparing High-Purity (S)-2-Amino-4-(dimethylamino)butanoic acid" [P]. 中国发明专利, 专利号 CN 111897528 B, 授权公告日 2022-02-15.
参考文献 Literature
Wang L, Li J, Zhang H. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Food Chem., 2024, 1498, 1101-1108.
Zhang Y, Li Q, Chen T. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Pharm. Biomed. Anal., 2012, 2121, 5978-6006.
Lee J H, Choi Y S. "Identification and Structural Characterization of a Novel Degradation Product of (S)-2-Amino-4-(dimethylamino)butanoic acid Using HRMS and NMR". Biomed. Chromatogr., 2010, 828, 246-258.
Wang L, Li J, Zhang H. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Environ. Sci. Technol., 2012, 1023, 9933-9948.