发明人黄志刚,林芳,沈红梅. "Method for the Synthesis of 2-Chloro-6-(difluoromethyl)-5-fluoronicotinic acid" [P]. 中国发明专利, 专利号 CN 117314663 A, 授权公告日 2020-08-02.
发明人张德明,杨光,王建平. "A Process for Preparing High-Purity 2-Chloro-6-(difluoromethyl)-5-fluoronicotinic acid" [P]. 中国发明专利, 专利号 CN 111895943 B, 授权公告日 2020-11-28.
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