Nowak P, Rossi M, Johansson L. "一种的合成方法" [P]. European Patent, EP 3481749 A1, 2021-09-22.
发明人张德明,郭海燕,唐晓军. "Method for the Synthesis of 7-BRomo-1h-pyrido[2,3-b][1,4]oxazin-2-ol" [P]. 中国发明专利, 专利号 CN 116117034 B, 授权公告日 2023-11-03.
发明人罗永刚,黄志刚,沈红梅. "A Process for Preparing High-Purity 7-BRomo-1h-pyrido[2,3-b][1,4]oxazin-2-ol" [P]. 中国发明专利, 专利号 CN 114659460 B, 授权公告日 2024-01-28.
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". Anal. Chem., 2017, 200, (3), 7442-7456.
Wang L, Li J, Zhang H. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Chemosphere, 2017, 581, 2237-2248.
Mueller T, Schmidt R K. "Identification and Structural Characterization of a Novel Degradation Product of 7-BRomo-1h-pyrido[2,3-b][1,4]oxazin-2-ol Using HRMS and NMR". J. Chromatogr. A, 2011, 2448, 1618-1632.