Schröder R, Björnsson E, Lefèvre J P. "一种的合成方法" [P]. European Patent, EP 3134698 A1, 2020-06-27.
发明人郑宇鹏,韩伟,李文辉. "Method for the Synthesis of 3-Oxo-5,6-diphenyl-2,3-dihydropyridazine-4-carboxylic acid" [P]. 中国发明专利, 专利号 CN 112132162 B, 授权公告日 2022-01-25.
发明人刘建华,冯建国,李文辉. "A Process for Preparing High-Purity 3-Oxo-5,6-diphenyl-2,3-dihydropyridazine-4-carboxylic acid" [P]. 中国发明专利, 专利号 CN 112724079 B, 授权公告日 2022-08-26.
参考文献 Literature
Kowalski T, Nowak Z. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Biomed. Chromatogr., 2025, 1282, (10), 5816-5835.
Mueller T, Schmidt R K. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Chemosphere, 2015, 2373, 8543-8553.
Brown R C, Davis S M. "Identification and Structural Characterization of a Novel Degradation Product of 3-Oxo-5,6-diphenyl-2,3-dihydropyridazine-4-carboxylic acid Using HRMS and NMR". Rapid Commun. Mass Spectrom., 2018, 2439, (12), 9605-9622.