发明人徐明华,周伟,韩伟. "Method for the Synthesis of (5E)-5-[(2E)-2-(1,6-dimethylquinolin-2(1H)-ylidene)ethylidene]-8-oxo-5,8-dihydroquinolinium" [P]. 中国发明专利, 专利号 CN 114555711 B, 授权公告日 2017-06-18.
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". J. Sep. Sci., 2018, 1420, 9454-9460.
Jensen P, Larsen A M, Olsen K. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Agric. Food Chem., 2015, 479, (6), 9365-9386.
Yang F, Sun W, Liu J. "Identification and Structural Characterization of a Novel Degradation Product of (5E)-5-[(2E)-2-(1,6-dimethylquinolin-2(1H)-ylidene)ethylidene]-8-oxo-5,8-dihydroquinolinium Using HRMS and NMR". Food Chem., 2015, 570, 7971-7988.
Kim S H, Park J Y. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". J. Nat. Prod., 2019, 1826, (9), 5152-5182.