Fischer A B, Mueller T, Schröder R. "Method for the Synthesis of Tert-butyl (S)-3-(1-amino-2-methoxy-2-oxoethyl)azetidine-1-carboxylate" [P]. US Patent, US 10893399 B2, 2025-03-11.
参考文献 Literature
Zhang Y, Li Q, Chen T. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". J. Sep. Sci., 2012, 1555, (6), 6211-6218.
Fischer P, Wagner E. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Environ. Sci. Technol., 2017, 1121, (5), 532-540.
Kim S H, Park J Y. "Identification and Structural Characterization of a Novel Degradation Product of Tert-butyl (S)-3-(1-amino-2-methoxy-2-oxoethyl)azetidine-1-carboxylate Using HRMS and NMR". Talanta, 2023, 2098, 3336-3345.
Wang L, Li J, Zhang H. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". J. Chromatogr. A, 2018, 1050, 5114-5141.