发明人黄志刚,张德明,陈志强. "Method for the Synthesis of 4-(2-hydroxyethyl)-1-(4-methylphenyl)-1H-pyrazole-3-carboxylic acid" [P]. 中国发明专利, 专利号 CN 117693152 B, 授权公告日 2019-11-13.
发明人王建平,黄志刚,唐晓军. "A Process for Preparing High-Purity 4-(2-hydroxyethyl)-1-(4-methylphenyl)-1H-pyrazole-3-carboxylic acid" [P]. 中国发明专利, 专利号 CN 113382290 A, 授权公告日 2022-04-02.
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