发明人王建平,唐晓军,刘建华. "Method for the Synthesis of 6-Hydroxy-3-methyl-2H-benzo[e][1,3]oxazin-4(3H)-one" [P]. 中国发明专利, 专利号 CN 112470180 A, 授权公告日 2016-04-21.
发明人杨光,沈红梅,胡光. "A Process for Preparing High-Purity 6-Hydroxy-3-methyl-2H-benzo[e][1,3]oxazin-4(3H)-one" [P]. 中国发明专利, 专利号 CN 110426629 A, 授权公告日 2021-05-19.
参考文献 Literature
Xu M, Hu Y, Zhou D. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Molecules, 2016, 2462, (3), 2183-2195.
O'Brien K, Kennedy M L. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Biomed. Chromatogr., 2016, 375, 1864-1875.
Brown R C, Davis S M. "Identification and Structural Characterization of a Novel Degradation Product of 6-Hydroxy-3-methyl-2H-benzo[e][1,3]oxazin-4(3H)-one Using HRMS and NMR". J. Nat. Prod., 2025, 1722, (12), 1436-1466.
Fischer P, Wagner E. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". J. Agric. Food Chem., 2012, 1793, (7), 1986-2008.