发明人沈红梅,陈志强,王建平. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 112140012 A, 授权公告日 2021-11-15.
发明人赵玉洁,王建平,黄志刚. "Method for the Synthesis of tert-Butyl 6,8-dibromo-2H-pyrido[3,2-b][1,4]oxazine-4(3H)-carboxylate" [P]. 中国发明专利, 专利号 CN 116223263 B, 授权公告日 2022-05-11.
参考文献 Literature
Mueller T, Schmidt R K. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Biomed. Chromatogr., 2013, 2421, (10), 5-29.
Chen X Y, Liu M, Zhao W Q. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Anal. Chim. Acta, 2013, 735, (4), 1551-1558.
Yang F, Sun W, Liu J. "Identification and Structural Characterization of a Novel Degradation Product of tert-Butyl 6,8-dibromo-2H-pyrido[3,2-b][1,4]oxazine-4(3H)-carboxylate Using HRMS and NMR". J. Chromatogr. A, 2018, 1775, 4950-4971.
Xu M, Hu Y, Zhou D. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Talanta, 2024, 977, 3818-3832.