发明人韩伟,朱建伟,林芳. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 115957602 A, 授权公告日 2017-02-24.
发明人杨光,胡光,赵玉洁. "Method for the Synthesis of N-(4-methoxyphenethyl)-2-(2-methyl-3-oxo-2,3-dihydro-4H-benzo[b][1,4]oxazin-4-yl)acetamide" [P]. 中国发明专利, 专利号 CN 108029683 A, 授权公告日 2015-08-10.
Jørgensen K, Rossi M, Johansson L. "A Process for Preparing High-Purity N-(4-methoxyphenethyl)-2-(2-methyl-3-oxo-2,3-dihydro-4H-benzo[b][1,4]oxazin-4-yl)acetamide" [P]. European Patent, EP 3871452 A1, 2025-11-26.
参考文献 Literature
Kumar A, Sharma P, Patel R S. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Anal. Chem., 2015, 2242, 7968-7990.
Brown R C, Davis S M. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Molecules, 2017, 970, (9), 4844-4868.
Kowalski T, Nowak Z. "Identification and Structural Characterization of a Novel Degradation Product of N-(4-methoxyphenethyl)-2-(2-methyl-3-oxo-2,3-dihydro-4H-benzo[b][1,4]oxazin-4-yl)acetamide Using HRMS and NMR". J. Agric. Food Chem., 2010, 1470, (3), 3357-3365.
Brown R C, Davis S M. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Biomed. Chromatogr., 2014, 1292, 3853-3876.