Björnsson E, Rossi M, Sørensen M. "Method for the Synthesis of 9-Methoxy-3-azaspiro[5.5]Undecane" [P]. European Patent, EP 3893357 A1, 2025-02-18.
发明人韩伟,沈红梅,朱建伟. "A Process for Preparing High-Purity 9-Methoxy-3-azaspiro[5.5]Undecane" [P]. 中国发明专利, 专利号 CN 114102289 B, 授权公告日 2017-02-27.
参考文献 Literature
Zhou X P, Huang L, Wu G. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Anal. Chem., 2017, 1652, 3102-3123.
Wang L, Li J, Zhang H. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Chemosphere, 2016, 243, (2), 6214-6230.
Fischer P, Wagner E. "Identification and Structural Characterization of a Novel Degradation Product of 9-Methoxy-3-azaspiro[5.5]Undecane Using HRMS and NMR". Biomed. Chromatogr., 2018, 1646, (3), 3174-3197.