发明人韩伟,罗永刚,孙丽萍. "Method for the Synthesis of 3-Ethyl-1-(4-fluorophenyl)-1h-pyrazole-5-carboxylic acid" [P]. 中国发明专利, 专利号 CN 114704531 B, 授权公告日 2019-03-24.
发明人刘建华,马晓峰,高志强. "A Process for Preparing High-Purity 3-Ethyl-1-(4-fluorophenyl)-1h-pyrazole-5-carboxylic acid" [P]. 中国发明专利, 专利号 CN 115913694 A, 授权公告日 2019-10-06.
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