发明人杨光,马晓峰,郭海燕. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 112281564 A, 授权公告日 2019-04-14.
发明人徐明华,李文辉,沈红梅. "Method for the Synthesis of (S)-3-(1H-Imidazol-4-yl)-2-((S)-pyrrolidine-2-carboxamido)propanoic acid" [P]. 中国发明专利, 专利号 CN 116467774 B, 授权公告日 2020-07-25.
发明人孙丽萍,李文辉,张德明. "A Process for Preparing High-Purity (S)-3-(1H-Imidazol-4-yl)-2-((S)-pyrrolidine-2-carboxamido)propanoic acid" [P]. 中国发明专利, 专利号 CN 110244689 A, 授权公告日 2022-05-16.
参考文献 Literature
Smith J A, Johnson M B. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Molecules, 2018, 1790, (6), 776-795.
Zhang Y, Li Q, Chen T. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Biomed. Chromatogr., 2021, 2165, 7016-7025.
Chen X Y, Liu M, Zhao W Q. "Identification and Structural Characterization of a Novel Degradation Product of (S)-3-(1H-Imidazol-4-yl)-2-((S)-pyrrolidine-2-carboxamido)propanoic acid Using HRMS and NMR". Rapid Commun. Mass Spectrom., 2016, 942, 7330-7351.
Jensen P, Larsen A M, Olsen K. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Chromatographia, 2015, 165, (9), 8951-8961.