Sørensen M, Lefèvre J P, Jørgensen K. "一种Spiro[isochroman-1,4’-piperidine]的合成方法" [P]. European Patent, EP 3014042 A1, 2019-11-18.
Roberts E F, Chen K W, Park J H. "Method for the Synthesis of Spiro[isochroman-1,4’-piperidine]" [P]. US Patent, US 10053501 B2, 2020-01-21.
参考文献 Literature
Lee J H, Choi Y S. "Development and Validation of an LC-MS/MS Method for the Determination of Spiro[isochroman-1,4’-piperidine] in Pharmaceutical Formulations". Biomed. Chromatogr., 2020, 1049, (6), 431-453.
Jensen P, Larsen A M, Olsen K. "A Stability-Indicating HPLC Method for the Separation and Quantification of Spiro[isochroman-1,4’-piperidine] as an Impurity". Molecules, 2011, 1092, (4), 5113-5133.
Xu M, Hu Y, Zhou D. "Identification and Structural Characterization of a Novel Degradation Product of Spiro[isochroman-1,4’-piperidine] Using HRMS and NMR". Environ. Sci. Technol., 2010, 2374, (8), 3725-3733.
Kumar A, Sharma P, Patel R S. "Forced Degradation Studies to Evaluate Spiro[isochroman-1,4’-piperidine] Profile in Drug Substances According to ICH Guidelines". Anal. Chem., 2016, 1681, (10), 1225-1236.