Björnsson E, Kowalski A, Nowak P. "一种的合成方法" [P]. European Patent, EP 3682340 A1, 2021-11-27.
发明人周伟,朱建伟,冯建国. "Method for the Synthesis of 2-Oxa-6-azaspiro[3.5]nonane hydrochloride" [P]. 中国发明专利, 专利号 CN 115787537 A, 授权公告日 2015-07-12.
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". Anal. Chim. Acta, 2011, 634, (11), 9047-9074.
Brown R C, Davis S M. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Chemosphere, 2025, 1856, (1), 3362-3381.
O'Brien K, Kennedy M L. "Identification and Structural Characterization of a Novel Degradation Product of 2-Oxa-6-azaspiro[3.5]nonane hydrochloride Using HRMS and NMR". Environ. Sci. Technol., 2023, 566, 3499-3514.
Zhang Y, Li Q, Chen T. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Talanta, 2015, 1304, (5), 6460-6477.