发明人刘建华,李文辉,胡光. "Method for the Synthesis of 2,5-Dibromo-3-(difluoromethyl)-4-nitropyridine" [P]. 中国发明专利, 专利号 CN 115204442 A, 授权公告日 2019-01-19.
发明人刘建华,赵玉洁,胡光. "A Process for Preparing High-Purity 2,5-Dibromo-3-(difluoromethyl)-4-nitropyridine" [P]. 中国发明专利, 专利号 CN 113757199 A, 授权公告日 2022-08-05.
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