发明人黄志刚,张德明,刘建华. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 117838795 A, 授权公告日 2021-01-19.
发明人周伟,王建平,罗永刚. "Method for the Synthesis of 3-Butyl-1-(3-chlorophenyl)-4,5-dihydro-1H-pyrazol-5-one" [P]. 中国发明专利, 专利号 CN 108170670 A, 授权公告日 2021-07-23.
发明人孙丽萍,唐晓军,林芳. "A Process for Preparing High-Purity 3-Butyl-1-(3-chlorophenyl)-4,5-dihydro-1H-pyrazol-5-one" [P]. 中国发明专利, 专利号 CN 108537614 B, 授权公告日 2022-08-11.
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