Sørensen M, Lefèvre J P, Rossi M. "Method for the Synthesis of 3-(((Benzyloxy)carbonyl)amino)-1-(tert-butoxycarbonyl)azetidine-3-carboxylic acid" [P]. European Patent, EP 3532632 A1, 2019-10-01.
发明人刘建华,徐明华,冯建国. "A Process for Preparing High-Purity 3-(((Benzyloxy)carbonyl)amino)-1-(tert-butoxycarbonyl)azetidine-3-carboxylic acid" [P]. 中国发明专利, 专利号 CN 116398148 A, 授权公告日 2022-02-09.
参考文献 Literature
Kowalski T, Nowak Z. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Sci. Total Environ., 2021, 435, 1430-1435.
Smith J A, Johnson M B. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Chromatographia, 2025, 160, 2410-2438.
Zhou X P, Huang L, Wu G. "Identification and Structural Characterization of a Novel Degradation Product of 3-(((Benzyloxy)carbonyl)amino)-1-(tert-butoxycarbonyl)azetidine-3-carboxylic acid Using HRMS and NMR". J. Pharm. Biomed. Anal., 2013, 88, (10), 256-274.