Kumar R, Brown S R, Roberts E F. "一种的合成方法" [P]. US Patent, US 11319958 B2, 2022-01-03.
发明人韩伟,胡光,李文辉. "Method for the Synthesis of Tert-butyl 7'-bromo-4'-oxospiro[azetidine-3,2'-chromane]-1-carboxylate" [P]. 中国发明专利, 专利号 CN 115490109 A, 授权公告日 2022-01-26.
参考文献 Literature
Zhang Y, Li Q, Chen T. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Environ. Sci. Technol., 2013, 1223, (10), 3553-3580.
Hughes D, Roberts J, Thomas A. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Anal. Chim. Acta, 2019, 1059, 1399-1427.
Zhou X P, Huang L, Wu G. "Identification and Structural Characterization of a Novel Degradation Product of Tert-butyl 7'-bromo-4'-oxospiro[azetidine-3,2'-chromane]-1-carboxylate Using HRMS and NMR". J. Agric. Food Chem., 2012, 2241, (12), 1992-2021.
Smith J A, Johnson M B. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Chemosphere, 2014, 126, 9806-9836.