发明人赵玉洁,杨光,高志强. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 117239151 A, 授权公告日 2021-09-15.
Björnsson E, Lefèvre J P, Johansson L. "Method for the Synthesis of 5-Bromo-8-fluoro-2H-benzo[d][1,3]oxazine-2,4(1H)-dione" [P]. European Patent, EP 3453711 A1, 2023-12-15.
发明人韩伟,陈志强,朱建伟. "A Process for Preparing High-Purity 5-Bromo-8-fluoro-2H-benzo[d][1,3]oxazine-2,4(1H)-dione" [P]. 中国发明专利, 专利号 CN 114562325 A, 授权公告日 2017-04-20.
参考文献 Literature
Kim S H, Park J Y. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". J. Sep. Sci., 2025, 526, 4801-4823.
Zhou X P, Huang L, Wu G. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Environ. Sci. Technol., 2022, 1903, 4728-4735.
Kumar A, Sharma P, Patel R S. "Identification and Structural Characterization of a Novel Degradation Product of 5-Bromo-8-fluoro-2H-benzo[d][1,3]oxazine-2,4(1H)-dione Using HRMS and NMR". Molecules, 2016, 1526, (3), 5624-5641.
Garcia M, Rodriguez P. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Chromatographia, 2024, 113, 6805-6821.