发明人张德明,徐明华,唐晓军. "Method for the Synthesis of 8-Methoxy-3-oxo-3,4-dihydro-2H-benzo[b][1,4]oxazine-6-carbaldehyde" [P]. 中国发明专利, 专利号 CN 109101050 B, 授权公告日 2021-05-03.
参考文献 Literature
Kim S H, Park J Y. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Anal. Chim. Acta, 2022, 2303, (1), 2176-2192.
Yang F, Sun W, Liu J. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Chromatographia, 2022, 2435, 3077-3104.
Mueller T, Schmidt R K. "Identification and Structural Characterization of a Novel Degradation Product of 8-Methoxy-3-oxo-3,4-dihydro-2H-benzo[b][1,4]oxazine-6-carbaldehyde Using HRMS and NMR". Food Chem., 2010, 491, (10), 1620-1632.
Martinez C, Lopez D R. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Rapid Commun. Mass Spectrom., 2016, 2162, (6), 2556-2582.