发明人黄志刚,胡光,孙丽萍. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 111955948 A, 授权公告日 2025-02-28.
发明人李文辉,高志强,朱建伟. "Method for the Synthesis of 1-Boc-4-((3-Oxo-3,4-dihydro-2H-benzo[b][1,4]oxazin-6-yl)methyl)piperidine" [P]. 中国发明专利, 专利号 CN 116056928 B, 授权公告日 2015-03-15.
发明人孙丽萍,刘建华,冯建国. "A Process for Preparing High-Purity 1-Boc-4-((3-Oxo-3,4-dihydro-2H-benzo[b][1,4]oxazin-6-yl)methyl)piperidine" [P]. 中国发明专利, 专利号 CN 114900571 B, 授权公告日 2025-04-27.
参考文献 Literature
Brown R C, Davis S M. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Environ. Sci. Technol., 2023, 2226, (1), 3951-3964.
Kim S H, Park J Y. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Chromatogr. A, 2011, 1520, (12), 4044-4053.
Xu M, Hu Y, Zhou D. "Identification and Structural Characterization of a Novel Degradation Product of 1-Boc-4-((3-Oxo-3,4-dihydro-2H-benzo[b][1,4]oxazin-6-yl)methyl)piperidine Using HRMS and NMR". J. Sep. Sci., 2015, 642, 1498-1521.
Garcia M, Rodriguez P. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Anal. Chem., 2017, 2217, 1384-1403.