O'Brien P Q, Mueller T, Hughes D C. "一种的合成方法" [P]. US Patent, US 9733956 B2, 2016-09-09.
Roberts E F, Patel M V, Anderson J P. "Method for the Synthesis of Tert-butyl 7-fluoro-1-oxo-1,3-dihydrospiro[indene-2,4'-piperidine]-1'-carboxylate" [P]. US Patent, US 10234146 B2, 2019-09-18.
参考文献 Literature
Zhou X P, Huang L, Wu G. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Rapid Commun. Mass Spectrom., 2019, 227, (6), 4195-4202.
Lee J H, Choi Y S. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Environ. Sci. Technol., 2025, 2077, (8), 5799-5822.
Zhou X P, Huang L, Wu G. "Identification and Structural Characterization of a Novel Degradation Product of Tert-butyl 7-fluoro-1-oxo-1,3-dihydrospiro[indene-2,4'-piperidine]-1'-carboxylate Using HRMS and NMR". Chromatographia, 2015, 1293, (11), 4687-4705.
Yang F, Sun W, Liu J. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". J. Chromatogr. A, 2017, 1050, 9871-9877.