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发明人罗永刚,孙丽萍,沈红梅. "Method for the Synthesis of (2Z)-1-[1-(4-Chlorophenyl)-5-hydroxy-3-methyl-1H-pyrazol-4-yl]-3-hydroxybut-2-en-1-one" [P]. 中国发明专利, 专利号 CN 117164901 A, 授权公告日 2024-05-02.
发明人冯建国,林芳,罗永刚. "A Process for Preparing High-Purity (2Z)-1-[1-(4-Chlorophenyl)-5-hydroxy-3-methyl-1H-pyrazol-4-yl]-3-hydroxybut-2-en-1-one" [P]. 中国发明专利, 专利号 CN 109275636 B, 授权公告日 2016-12-22.
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