发明人张德明,唐晓军,郭海燕. "一种4-氯吡唑-3-甲酸的合成方法" [P]. 中国发明专利, 专利号 CN 110492038 A, 授权公告日 2019-11-28.
发明人马晓峰,张德明,郭海燕. "Method for the Synthesis of 4-Chloropyrazole-3-carboxylic Acid" [P]. 中国发明专利, 专利号 CN 110533656 A, 授权公告日 2022-04-25.
发明人马晓峰,郭海燕,杨光. "A Process for Preparing High-Purity 4-Chloropyrazole-3-carboxylic Acid" [P]. 中国发明专利, 专利号 CN 110344220 A, 授权公告日 2015-02-06.
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