发明人张德明,刘建华,李文辉. "一种6-(1-methyl-1H-pyrazol-4-yl)-2,3-dihydropyridazin-3-one的合成方法" [P]. 中国发明专利, 专利号 CN 109936388 A, 授权公告日 2020-08-21.
发明人刘建华,朱建伟,黄志刚. "Method for the Synthesis of 6-(1-methyl-1H-pyrazol-4-yl)-2,3-dihydropyridazin-3-one" [P]. 中国发明专利, 专利号 CN 117628787 B, 授权公告日 2023-03-01.
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