Jørgensen K, Rossi M, Nielsen H. "一种的合成方法" [P]. European Patent, EP 3442270 A1, 2015-03-24.
发明人杨光,郭海燕,徐明华. "Method for the Synthesis of 7-((Tert-butoxycarbonyl)amino)-2-oxaspiro[3.5]Nonane-7-carboxylic acid" [P]. 中国发明专利, 专利号 CN 111732816 B, 授权公告日 2020-01-13.
发明人唐晓军,马晓峰,何建平. "A Process for Preparing High-Purity 7-((Tert-butoxycarbonyl)amino)-2-oxaspiro[3.5]Nonane-7-carboxylic acid" [P]. 中国发明专利, 专利号 CN 110368353 B, 授权公告日 2018-03-21.
参考文献 Literature
Kim S H, Park J Y. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". J. Pharm. Biomed. Anal., 2022, 1554, (4), 2034-2037.
O'Brien K, Kennedy M L. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Anal. Chim. Acta, 2024, 1418, (9), 3852-3874.
Mueller T, Schmidt R K. "Identification and Structural Characterization of a Novel Degradation Product of 7-((Tert-butoxycarbonyl)amino)-2-oxaspiro[3.5]Nonane-7-carboxylic acid Using HRMS and NMR". Food Chem., 2024, 2274, (8), 2490-2518.
Yamamoto K, Tanaka H, Suzuki T. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Chemosphere, 2018, 1412, (5), 3096-3099.