发明人杨光,陈志强,孙丽萍. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 109555735 A, 授权公告日 2016-11-11.
发明人钱学锋,王建平,韩伟. "Method for the Synthesis of 4-Bromo-7-fluoro-3-methylbenzo[d]oxazol-2(3H)-one" [P]. 中国发明专利, 专利号 CN 117832371 A, 授权公告日 2021-09-06.
发明人郭海燕,李文辉,陈志强. "A Process for Preparing High-Purity 4-Bromo-7-fluoro-3-methylbenzo[d]oxazol-2(3H)-one" [P]. 中国发明专利, 专利号 CN 109244357 A, 授权公告日 2023-12-01.
参考文献 Literature
Fischer P, Wagner E. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Molecules, 2024, 613, 752-758.
Kumar A, Sharma P, Patel R S. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Talanta, 2013, 2402, 7801-7829.
Kim S H, Park J Y. "Identification and Structural Characterization of a Novel Degradation Product of 4-Bromo-7-fluoro-3-methylbenzo[d]oxazol-2(3H)-one Using HRMS and NMR". J. Nat. Prod., 2011, 826, (12), 8316-8321.
Hughes D, Roberts J, Thomas A. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". J. Agric. Food Chem., 2011, 111, (8), 1977-1986.