发明人赵玉洁,刘建华,马晓峰. "Method for the Synthesis of 3-Cyclopropoxy-4-(difluoromethoxy)benzoic acid" [P]. 中国发明专利, 专利号 CN 109812199 B, 授权公告日 2019-05-26.
发明人罗永刚,何建平,沈红梅. "A Process for Preparing High-Purity 3-Cyclopropoxy-4-(difluoromethoxy)benzoic acid" [P]. 中国发明专利, 专利号 CN 117301301 B, 授权公告日 2020-06-19.
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