Johansson L, Martínez F, Nielsen H. "一种的合成方法" [P]. European Patent, EP 3427385 A1, 2015-10-22.
发明人韩伟,郑宇鹏,刘建华. "Method for the Synthesis of tert-Butyl ((1-((S)-2-amino-3-methylbutanoyl)pyrrolidin-3-yl)methyl)(isopropyl)carbamate" [P]. 中国发明专利, 专利号 CN 115990204 A, 授权公告日 2025-08-25.
发明人钱学锋,朱建伟,周伟. "A Process for Preparing High-Purity tert-Butyl ((1-((S)-2-amino-3-methylbutanoyl)pyrrolidin-3-yl)methyl)(isopropyl)carbamate" [P]. 中国发明专利, 专利号 CN 117524925 A, 授权公告日 2016-05-06.
参考文献 Literature
Fischer P, Wagner E. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Anal. Methods, 2016, 1682, 7185-7191.
Brown R C, Davis S M. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Agric. Food Chem., 2025, 733, (9), 8176-8197.
Zhang Y, Li Q, Chen T. "Identification and Structural Characterization of a Novel Degradation Product of tert-Butyl ((1-((S)-2-amino-3-methylbutanoyl)pyrrolidin-3-yl)methyl)(isopropyl)carbamate Using HRMS and NMR". Biomed. Chromatogr., 2015, 1948, (1), 7028-7038.
Yamamoto K, Tanaka H, Suzuki T. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Phytochemistry, 2020, 930, (3), 8350-8375.