Hughes D C, Kumar R, Brown S R. "一种的合成方法" [P]. US Patent, US 11056385 B2, 2023-05-06.
发明人冯建国,杨光,林芳. "Method for the Synthesis of tert-Butyl 7-hydroxy-5-azaspiro[3.4]octane-5-carboxylate" [P]. 中国发明专利, 专利号 CN 116501135 A, 授权公告日 2020-09-23.
发明人黄志刚,周伟,何建平. "A Process for Preparing High-Purity tert-Butyl 7-hydroxy-5-azaspiro[3.4]octane-5-carboxylate" [P]. 中国发明专利, 专利号 CN 115539425 B, 授权公告日 2024-08-08.
参考文献 Literature
Kowalski T, Nowak Z. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Rapid Commun. Mass Spectrom., 2021, 803, (3), 2463-2492.
Xu M, Hu Y, Zhou D. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Biomed. Chromatogr., 2020, 1377, (5), 9424-9431.
Fischer P, Wagner E. "Identification and Structural Characterization of a Novel Degradation Product of tert-Butyl 7-hydroxy-5-azaspiro[3.4]octane-5-carboxylate Using HRMS and NMR". Molecules, 2017, 1711, (5), 7442-7468.