Patel M V, Lee S K, Schröder R. "一种的合成方法" [P]. US Patent, US 11270154 B2, 2022-05-01.
发明人罗永刚,高志强,马晓峰. "Method for the Synthesis of 5-Oxa-2-azaspiro[3.4]Octan-8-one" [P]. 中国发明专利, 专利号 CN 114493374 A, 授权公告日 2019-03-01.
发明人钱学锋,马晓峰,高志强. "A Process for Preparing High-Purity 5-Oxa-2-azaspiro[3.4]Octan-8-one" [P]. 中国发明专利, 专利号 CN 109434982 A, 授权公告日 2020-06-17.
参考文献 Literature
Martinez C, Lopez D R. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Sci. Total Environ., 2017, 2348, 9917-9922.
Xu M, Hu Y, Zhou D. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Anal. Chem., 2010, 1666, 2129-2136.
Wang L, Li J, Zhang H. "Identification and Structural Characterization of a Novel Degradation Product of 5-Oxa-2-azaspiro[3.4]Octan-8-one Using HRMS and NMR". J. Nat. Prod., 2017, 669, 862-866.
Lee J H, Choi Y S. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Chromatographia, 2019, 963, 8334-8340.