Park J H, Thompson G K, Kumar R. "一种的合成方法" [P]. US Patent, US 10505472 B2, 2025-08-28.
发明人周伟,杨光,李文辉. "Method for the Synthesis of Tert-butyl (S)-2-(5-fluoro-4-oxo-3-phenyl-3,4-dihydropyrrolo[2,1-f][1,2,4]triazin-2-yl)azetidine-1-carboxylate" [P]. 中国发明专利, 专利号 CN 113606627 B, 授权公告日 2019-11-08.
发明人王建平,高志强,林芳. "A Process for Preparing High-Purity Tert-butyl (S)-2-(5-fluoro-4-oxo-3-phenyl-3,4-dihydropyrrolo[2,1-f][1,2,4]triazin-2-yl)azetidine-1-carboxylate" [P]. 中国发明专利, 专利号 CN 115795848 B, 授权公告日 2021-12-03.
参考文献 Literature
Yamamoto K, Tanaka H, Suzuki T. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Anal. Chim. Acta, 2010, 1976, 3705-3729.
Yang F, Sun W, Liu J. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Biomed. Chromatogr., 2015, 1791, (2), 4072-4080.
Lee J H, Choi Y S. "Identification and Structural Characterization of a Novel Degradation Product of Tert-butyl (S)-2-(5-fluoro-4-oxo-3-phenyl-3,4-dihydropyrrolo[2,1-f][1,2,4]triazin-2-yl)azetidine-1-carboxylate Using HRMS and NMR". J. Pharm. Biomed. Anal., 2010, 310, (5), 8543-8547.
Smith J A, Johnson M B. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Rapid Commun. Mass Spectrom., 2011, 1827, 476-504.