发明人杨光,孙丽萍,何建平. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 117999960 A, 授权公告日 2019-12-25.
发明人马晓峰,王建平,朱建伟. "Method for the Synthesis of 4-Chloro-2-(4-fluorophenyl)-5-(pyrrolidin-1-yl)pyridazin-3(2H)-one" [P]. 中国发明专利, 专利号 CN 108355059 B, 授权公告日 2017-11-18.
Johnson M A, Roberts E F, Patel M V. "A Process for Preparing High-Purity 4-Chloro-2-(4-fluorophenyl)-5-(pyrrolidin-1-yl)pyridazin-3(2H)-one" [P]. US Patent, US 11475986 B2, 2024-03-21.
参考文献 Literature
Jensen P, Larsen A M, Olsen K. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Talanta, 2015, 2380, 609-632.
Zhang Y, Li Q, Chen T. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Molecules, 2021, 1343, (6), 5664-5669.
Lee J H, Choi Y S. "Identification and Structural Characterization of a Novel Degradation Product of 4-Chloro-2-(4-fluorophenyl)-5-(pyrrolidin-1-yl)pyridazin-3(2H)-one Using HRMS and NMR". Anal. Chem., 2016, 857, (3), 7016-7027.
Smith J A, Johnson M B. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". J. Pharm. Biomed. Anal., 2014, 732, (10), 5683-5686.