发明人唐晓军,李文辉,钱学锋. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 109844169 A, 授权公告日 2024-03-23.
发明人黄志刚,陈志强,何建平. "Method for the Synthesis of 4-Methyl-7-morpholino-2H-pyrano[2,3-b]pyridin-2-one" [P]. 中国发明专利, 专利号 CN 115786559 B, 授权公告日 2023-01-25.
发明人沈红梅,郭海燕,刘建华. "A Process for Preparing High-Purity 4-Methyl-7-morpholino-2H-pyrano[2,3-b]pyridin-2-one" [P]. 中国发明专利, 专利号 CN 112746763 A, 授权公告日 2020-03-02.
参考文献 Literature
O'Brien K, Kennedy M L. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Food Chem., 2021, 1369, 2800-2813.
Garcia M, Rodriguez P. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Talanta, 2013, 2395, (4), 44-53.
Fischer P, Wagner E. "Identification and Structural Characterization of a Novel Degradation Product of 4-Methyl-7-morpholino-2H-pyrano[2,3-b]pyridin-2-one Using HRMS and NMR". Environ. Sci. Technol., 2019, 257, 2879-2891.
Kumar A, Sharma P, Patel R S. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Molecules, 2013, 2434, (9), 8798-8825.