Rossi M, Björnsson E, Schröder R. "一种的合成方法" [P]. European Patent, EP 3379810 A1, 2020-05-01.
Sørensen M, Nielsen H, Mueller T C. "Method for the Synthesis of Tert-butyl3-amino-3-(1,1-difluoro-2-hydroxy-ethyl)azetidine-1-carboxylate" [P]. European Patent, EP 3131761 A1, 2024-09-06.
参考文献 Literature
Lee J H, Choi Y S. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Anal. Chem., 2025, 1664, 786-793.
Chen X Y, Liu M, Zhao W Q. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Pharm. Biomed. Anal., 2025, 108, (9), 8344-8362.
Yamamoto K, Tanaka H, Suzuki T. "Identification and Structural Characterization of a Novel Degradation Product of Tert-butyl3-amino-3-(1,1-difluoro-2-hydroxy-ethyl)azetidine-1-carboxylate Using HRMS and NMR". Rapid Commun. Mass Spectrom., 2018, 2100, (3), 6100-6124.
Yamamoto K, Tanaka H, Suzuki T. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". J. Chromatogr. A, 2011, 280, (10), 1939-1942.