发明人罗永刚,黄志刚,杨光. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 117901960 A, 授权公告日 2015-07-02.
发明人胡光,刘建华,李文辉. "Method for the Synthesis of 6-Bromo-7-(2-chloroacetyl)-2h-benzo[b][1,4]oxazin-3(4h)-one" [P]. 中国发明专利, 专利号 CN 109094400 A, 授权公告日 2024-02-02.
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". Rapid Commun. Mass Spectrom., 2021, 2479, (9), 6921-6947.
Lee J H, Choi Y S. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Anal. Chem., 2011, 1994, (1), 8478-8498.
Wang L, Li J, Zhang H. "Identification and Structural Characterization of a Novel Degradation Product of 6-Bromo-7-(2-chloroacetyl)-2h-benzo[b][1,4]oxazin-3(4h)-one Using HRMS and NMR". J. Agric. Food Chem., 2018, 80, (8), 1636-1645.
Wang L, Li J, Zhang H. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Chemosphere, 2025, 730, 9734-9762.