发明人高志强,韩伟,徐明华. "Method for the Synthesis of 1-Methyl-3,5-diphenylpyridazin-4(1H)-one" [P]. 中国发明专利, 专利号 CN 116016078 A, 授权公告日 2018-06-07.
发明人王建平,唐晓军,沈红梅. "A Process for Preparing High-Purity 1-Methyl-3,5-diphenylpyridazin-4(1H)-one" [P]. 中国发明专利, 专利号 CN 109494032 A, 授权公告日 2024-07-06.
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. Pharm. Biomed. Anal., 2012, 1288, 4256-4266.
Kim S H, Park J Y. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Biomed. Chromatogr., 2016, 1933, 9170-9199.
Lee J H, Choi Y S. "Identification and Structural Characterization of a Novel Degradation Product of 1-Methyl-3,5-diphenylpyridazin-4(1H)-one Using HRMS and NMR". Chemosphere, 2022, 1041, 4271-4299.
Xu M, Hu Y, Zhou D. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Anal. Chim. Acta, 2020, 2222, 1691-1695.