发明人赵玉洁,韩伟,徐明华. "Method for the Synthesis of 4-(Difluoromethoxy)-1-phenyl-1h-pyrazole-3-carboxylic acid" [P]. 中国发明专利, 专利号 CN 109356217 A, 授权公告日 2019-06-02.
发明人王建平,黄志刚,赵玉洁. "A Process for Preparing High-Purity 4-(Difluoromethoxy)-1-phenyl-1h-pyrazole-3-carboxylic acid" [P]. 中国发明专利, 专利号 CN 108416510 B, 授权公告日 2022-02-10.
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