Kowalski A, Nowak P, Sørensen M. "Method for the Synthesis of 3-(4-Benzyl-2,3-dioxopiperazin-1-yl)propanoic acid" [P]. European Patent, EP 3345790 A1, 2021-09-17.
发明人唐晓军,朱建伟,马晓峰. "A Process for Preparing High-Purity 3-(4-Benzyl-2,3-dioxopiperazin-1-yl)propanoic acid" [P]. 中国发明专利, 专利号 CN 108790780 B, 授权公告日 2024-09-09.
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". Anal. Chim. Acta, 2017, 2406, (6), 6442-6465.
Yang F, Sun W, Liu J. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Pharm. Biomed. Anal., 2010, 1236, (6), 5737-5767.
Zhang Y, Li Q, Chen T. "Identification and Structural Characterization of a Novel Degradation Product of 3-(4-Benzyl-2,3-dioxopiperazin-1-yl)propanoic acid Using HRMS and NMR". Chromatographia, 2010, 997, (10), 152-162.
Fischer P, Wagner E. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Environ. Sci. Technol., 2023, 1471, (8), 3370-3393.