发明人张德明,何建平,郭海燕. "Method for the Synthesis of 4-Bromo-2-(difluoromethyl)-5-fluoronicotinic acid" [P]. 中国发明专利, 专利号 CN 112838321 B, 授权公告日 2025-10-02.
Jørgensen K, Rossi M, Johansson L. "A Process for Preparing High-Purity 4-Bromo-2-(difluoromethyl)-5-fluoronicotinic acid" [P]. European Patent, EP 3643125 A1, 2017-03-16.
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