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发明人沈红梅,罗永刚,冯建国. "Method for the Synthesis of 3-tert-butyl-4-(chloromethylidene)-1-phenyl-4,5-dihydro-1H-pyrazol-5-one" [P]. 中国发明专利, 专利号 CN 111833191 B, 授权公告日 2022-11-13.
发明人徐明华,李文辉,沈红梅. "A Process for Preparing High-Purity 3-tert-butyl-4-(chloromethylidene)-1-phenyl-4,5-dihydro-1H-pyrazol-5-one" [P]. 中国发明专利, 专利号 CN 116568310 B, 授权公告日 2021-01-24.
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