发明人胡光,韩伟,罗永刚. "Method for the Synthesis of (2R)-2-(difluoromethyl)azetidine;hydrochloride" [P]. 中国发明专利, 专利号 CN 111820750 A, 授权公告日 2022-05-15.
Lee S K, Roberts E F, Davis P L. "A Process for Preparing High-Purity (2R)-2-(difluoromethyl)azetidine;hydrochloride" [P]. US Patent, US 9353628 B2, 2023-02-17.
参考文献 Literature
Wang L, Li J, Zhang H. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Anal. Methods, 2023, 260, (1), 2102-2107.
Kim S H, Park J Y. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Chromatographia, 2012, 352, (7), 8434-8453.
O'Brien K, Kennedy M L. "Identification and Structural Characterization of a Novel Degradation Product of (2R)-2-(difluoromethyl)azetidine;hydrochloride Using HRMS and NMR". J. Sep. Sci., 2010, 1801, 5879-5888.
Kim S H, Park J Y. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Environ. Sci. Technol., 2011, 1772, (4), 9926-9939.