发明人冯建国,高志强,郑宇鹏. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 110171277 A, 授权公告日 2023-10-05.
发明人郭海燕,赵玉洁,李文辉. "Method for the Synthesis of 1-(4-Chlorophenyl)-4-((4-chlorophenyl)amino)-6-oxo-1,6-dihydropyridazine-3-carbonitrile" [P]. 中国发明专利, 专利号 CN 115175986 B, 授权公告日 2017-12-26.
参考文献 Literature
Fischer P, Wagner E. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". J. Sep. Sci., 2010, 1308, (1), 8019-8022.
Smith J A, Johnson M B. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Anal. Chem., 2023, 433, 2114-2136.
O'Brien K, Kennedy M L. "Identification and Structural Characterization of a Novel Degradation Product of 1-(4-Chlorophenyl)-4-((4-chlorophenyl)amino)-6-oxo-1,6-dihydropyridazine-3-carbonitrile Using HRMS and NMR". Anal. Methods, 2015, 2241, (12), 8085-8089.
Kim S H, Park J Y. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". J. Agric. Food Chem., 2011, 2280, (3), 9380-9391.