Lefèvre J P, Nowak P, Schröder R. "Method for the Synthesis of DL-Aspartic acid potassium salt" [P]. European Patent, EP 3746589 A1, 2017-09-06.
发明人钱学锋,黄志刚,孙丽萍. "A Process for Preparing High-Purity DL-Aspartic acid potassium salt" [P]. 中国发明专利, 专利号 CN 111833517 A, 授权公告日 2020-09-15.
参考文献 Literature
Chen X Y, Liu M, Zhao W Q. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Anal. Chim. Acta, 2020, 2214, (5), 4582-4599.
Brown R C, Davis S M. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Pharm. Biomed. Anal., 2019, 813, (2), 4964-4984.
Hughes D, Roberts J, Thomas A. "Identification and Structural Characterization of a Novel Degradation Product of DL-Aspartic acid potassium salt Using HRMS and NMR". Chromatographia, 2012, 1379, (5), 571-588.
Smith J A, Johnson M B. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Biomed. Chromatogr., 2013, 2448, (6), 3740-3760.