发明人黄志刚,李文辉,罗永刚. "Method for the Synthesis of 1-(pyridin-2-yl)-5-(trifluoromethyl)-1H-pyrazole-4-carboxylic acid hydrochloride" [P]. 中国发明专利, 专利号 CN 109249096 A, 授权公告日 2017-06-28.
Lee S K, Hughes D C, Klinger H. "A Process for Preparing High-Purity 1-(pyridin-2-yl)-5-(trifluoromethyl)-1H-pyrazole-4-carboxylic acid hydrochloride" [P]. US Patent, US 11486111 B2, 2020-09-21.
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