发明人马晓峰,沈红梅,唐晓军. "Method for the Synthesis of 7-Methyl-2H-benzo[e][1,3]oxazine-2,4(3H)-dione" [P]. 中国发明专利, 专利号 CN 113743806 A, 授权公告日 2016-08-21.
Patel M V, Roberts E F, Mueller T. "A Process for Preparing High-Purity 7-Methyl-2H-benzo[e][1,3]oxazine-2,4(3H)-dione" [P]. US Patent, US 10917563 B2, 2018-12-10.
参考文献 Literature
Kim S H, Park J Y. "Development and Validation of an LC-MS/MS Method for the Determination of 7-甲基-2H-1,3-苯并噁嗪-2,4(3H)-二酮 in Pharmaceutical Formulations". Anal. Chem., 2013, 1574, (10), 7563-7586.
Smith J A, Johnson M B. "A Stability-Indicating HPLC Method for the Separation and Quantification of 7-甲基-2H-1,3-苯并噁嗪-2,4(3H)-二酮 as an Impurity". Sci. Total Environ., 2020, 119, (12), 5507-5511.
Kowalski T, Nowak Z. "Identification and Structural Characterization of a Novel Degradation Product of 7-Methyl-2H-benzo[e][1,3]oxazine-2,4(3H)-dione Using HRMS and NMR". J. Nat. Prod., 2010, 1160, 7180-7184.
Kowalski T, Nowak Z. "Forced Degradation Studies to Evaluate 7-甲基-2H-1,3-苯并噁嗪-2,4(3H)-二酮 Profile in Drug Substances According to ICH Guidelines". J. Chromatogr. A, 2011, 1442, (1), 679-697.