发明人冯建国,徐明华,马晓峰. "Method for the Synthesis of 2-(3,5-Dichlorophenyl)-6-methyl-3-oxo-2,3-dihydropyridazine-4-carboxylic acid" [P]. 中国发明专利, 专利号 CN 111694981 B, 授权公告日 2020-03-14.
Hughes D C, Kumar R, Schröder R. "A Process for Preparing High-Purity 2-(3,5-Dichlorophenyl)-6-methyl-3-oxo-2,3-dihydropyridazine-4-carboxylic acid" [P]. US Patent, US 11219164 B2, 2019-06-22.
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