发明人李文辉,周伟,马晓峰. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 109061987 A, 授权公告日 2021-03-06.
发明人高志强,王建平,孙丽萍. "Method for the Synthesis of Methyl 4-acetyl-3,4-dihydro-2h-benzo[b][1,4]oxazine-2-carboxylate" [P]. 中国发明专利, 专利号 CN 114644849 B, 授权公告日 2019-09-19.
参考文献 Literature
Chen X Y, Liu M, Zhao W Q. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". J. Agric. Food Chem., 2017, 399, 8445-8470.
Yamamoto K, Tanaka H, Suzuki T. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Nat. Prod., 2012, 2436, 6696-6701.
Brown R C, Davis S M. "Identification and Structural Characterization of a Novel Degradation Product of Methyl 4-acetyl-3,4-dihydro-2h-benzo[b][1,4]oxazine-2-carboxylate Using HRMS and NMR". J. Pharm. Biomed. Anal., 2022, 1039, (9), 3395-3409.
O'Brien K, Kennedy M L. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Anal. Methods, 2015, 710, 6834-6849.