Martínez F, Nielsen H, Sørensen M. "Method for the Synthesis of 2,3-dihydrospiro[1-benzopyran-4,4'-piperidine]" [P]. European Patent, EP 3808733 A1, 2019-11-04.
发明人郭海燕,马晓峰,林芳. "A Process for Preparing High-Purity 2,3-dihydrospiro[1-benzopyran-4,4'-piperidine]" [P]. 中国发明专利, 专利号 CN 113397145 A, 授权公告日 2017-01-04.
参考文献 Literature
Yang F, Sun W, Liu J. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Environ. Sci. Technol., 2015, 2333, (5), 4022-4051.
Zhou X P, Huang L, Wu G. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Nat. Prod., 2021, 1201, (7), 2507-2529.
Martinez C, Lopez D R. "Identification and Structural Characterization of a Novel Degradation Product of 2,3-dihydrospiro[1-benzopyran-4,4'-piperidine] Using HRMS and NMR". J. Pharm. Biomed. Anal., 2011, 2189, (9), 3003-3010.
Brown R C, Davis S M. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". J. Sep. Sci., 2011, 2201, (2), 5180-5206.