发明人韩伟,何建平,罗永刚. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 116885719 A, 授权公告日 2021-04-28.
发明人林芳,沈红梅,朱建伟. "Method for the Synthesis of 2-(7-Methyl-2-oxo-3,4-dihydro-2h-1,4-benzoxazin-4-yl)acetic acid" [P]. 中国发明专利, 专利号 CN 109291862 B, 授权公告日 2019-12-19.
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". Biomed. Chromatogr., 2016, 231, 5945-5966.
Lee J H, Choi Y S. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Agric. Food Chem., 2019, 2083, (7), 7295-7314.
O'Brien K, Kennedy M L. "Identification and Structural Characterization of a Novel Degradation Product of 2-(7-Methyl-2-oxo-3,4-dihydro-2h-1,4-benzoxazin-4-yl)acetic acid Using HRMS and NMR". Anal. Chem., 2024, 2467, (1), 9049-9058.
Garcia M, Rodriguez P. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Chemosphere, 2024, 303, 7768-7797.