Patel M V, Lee S K, Chen K W. "一种的合成方法" [P]. US Patent, US 9923363 B2, 2017-08-20.
Thompson G K, Stevens L M, Kumar R. "Method for the Synthesis of tert-Butyl 5-oxo-7-phenyl-2,6-diazaspiro[3.4]octane-2-carboxylate" [P]. US Patent, US 11175448 B2, 2016-08-21.
发明人罗永刚,赵玉洁,钱学锋. "A Process for Preparing High-Purity tert-Butyl 5-oxo-7-phenyl-2,6-diazaspiro[3.4]octane-2-carboxylate" [P]. 中国发明专利, 专利号 CN 115675291 B, 授权公告日 2023-12-28.
参考文献 Literature
Mueller T, Schmidt R K. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Food Chem., 2015, 712, (4), 9808-9833.
Chen X Y, Liu M, Zhao W Q. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Talanta, 2014, 1665, (3), 1742-1761.
Fischer P, Wagner E. "Identification and Structural Characterization of a Novel Degradation Product of tert-Butyl 5-oxo-7-phenyl-2,6-diazaspiro[3.4]octane-2-carboxylate Using HRMS and NMR". Phytochemistry, 2019, 1150, 4684-4702.
Xu M, Hu Y, Zhou D. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Anal. Methods, 2023, 1833, 861-875.