发明人高志强,林芳,胡光. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 109075437 A, 授权公告日 2019-09-02.
发明人林芳,郑宇鹏,马晓峰. "Method for the Synthesis of 5-(Tert-butoxycarbonyl)-5-azaspiro[2.5]Octane-7-carboxylic acid" [P]. 中国发明专利, 专利号 CN 117556895 B, 授权公告日 2024-02-18.
发明人杨光,高志强,赵玉洁. "A Process for Preparing High-Purity 5-(Tert-butoxycarbonyl)-5-azaspiro[2.5]Octane-7-carboxylic acid" [P]. 中国发明专利, 专利号 CN 115074827 B, 授权公告日 2019-06-27.
参考文献 Literature
O'Brien K, Kennedy M L. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Environ. Sci. Technol., 2025, 2271, (1), 8452-8465.
Smith J A, Johnson M B. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Sep. Sci., 2024, 833, 3935-3951.
O'Brien K, Kennedy M L. "Identification and Structural Characterization of a Novel Degradation Product of 5-(Tert-butoxycarbonyl)-5-azaspiro[2.5]Octane-7-carboxylic acid Using HRMS and NMR". Sci. Total Environ., 2025, 2007, 4510-4522.
Chen X Y, Liu M, Zhao W Q. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Biomed. Chromatogr., 2020, 1532, (1), 7770-7791.