发明人刘建华,郑宇鹏,赵玉洁. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 109740828 A, 授权公告日 2024-11-25.
Kowalski A, Nielsen H, Rossi M. "Method for the Synthesis of 7-Methoxy-5-azaspiro[2.4]heptane" [P]. European Patent, EP 3669863 A1, 2025-07-21.
发明人孙丽萍,沈红梅,罗永刚. "A Process for Preparing High-Purity 7-Methoxy-5-azaspiro[2.4]heptane" [P]. 中国发明专利, 专利号 CN 112383027 A, 授权公告日 2016-06-14.
参考文献 Literature
Jensen P, Larsen A M, Olsen K. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Biomed. Chromatogr., 2011, 413, 3060-3085.
Lee J H, Choi Y S. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Nat. Prod., 2013, 105, 6578-6592.
Mueller T, Schmidt R K. "Identification and Structural Characterization of a Novel Degradation Product of 7-Methoxy-5-azaspiro[2.4]heptane Using HRMS and NMR". Anal. Chim. Acta, 2011, 825, (10), 8253-8278.
Hughes D, Roberts J, Thomas A. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Environ. Sci. Technol., 2017, 2098, (8), 393-413.