发明人赵玉洁,郭海燕,胡光. "Method for the Synthesis of 6-(4-Chlorophenyl)pyridazin-3(2H)-one" [P]. 中国发明专利, 专利号 CN 110557533 A, 授权公告日 2022-03-12.
Nielsen H, Rossi M, Mueller T C. "A Process for Preparing High-Purity 6-(4-Chlorophenyl)pyridazin-3(2H)-one" [P]. European Patent, EP 3345567 A1, 2018-05-10.
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