发明人罗永刚,何建平,李文辉. "Method for the Synthesis of 1,1-Dimethyl-5-(2-oxo-2-phenylethyl)-3,5-diphenyl-4,5-dihydro-1H-pyrazol-1-ium tetrafluoroborate" [P]. 中国发明专利, 专利号 CN 111865096 B, 授权公告日 2025-10-27.
发明人高志强,胡光,沈红梅. "A Process for Preparing High-Purity 1,1-Dimethyl-5-(2-oxo-2-phenylethyl)-3,5-diphenyl-4,5-dihydro-1H-pyrazol-1-ium tetrafluoroborate" [P]. 中国发明专利, 专利号 CN 114758409 B, 授权公告日 2017-05-02.
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