发明人陈志强,韩伟,朱建伟. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 115754481 A, 授权公告日 2015-01-22.
Kowalski A, Mueller T C, Rossi M. "Method for the Synthesis of 1'-Azaspiro[pyrrolidine-3,2'-bicyclo[2.2.2]octane]" [P]. European Patent, EP 3677439 A1, 2021-11-24.
Anderson J P, Roberts E F, Fischer A B. "A Process for Preparing High-Purity 1'-Azaspiro[pyrrolidine-3,2'-bicyclo[2.2.2]octane]" [P]. US Patent, US 11253166 B2, 2023-07-22.
参考文献 Literature
Chen X Y, Liu M, Zhao W Q. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Environ. Sci. Technol., 2020, 1134, (1), 5931-5960.
Fischer P, Wagner E. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Nat. Prod., 2017, 840, 1338-1363.
Zhang Y, Li Q, Chen T. "Identification and Structural Characterization of a Novel Degradation Product of 1'-Azaspiro[pyrrolidine-3,2'-bicyclo[2.2.2]octane] Using HRMS and NMR". J. Pharm. Biomed. Anal., 2019, 1675, (12), 4540-4561.
Fischer P, Wagner E. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Talanta, 2016, 1354, 2142-2170.