发明人胡光,赵玉洁,刘建华. "Method for the Synthesis of 2-Bromo-6-(difluoromethyl)-4-(trifluoromethyl)nicotinic acid" [P]. 中国发明专利, 专利号 CN 112088253 B, 授权公告日 2015-04-11.
发明人钱学锋,徐明华,胡光. "A Process for Preparing High-Purity 2-Bromo-6-(difluoromethyl)-4-(trifluoromethyl)nicotinic acid" [P]. 中国发明专利, 专利号 CN 112490565 B, 授权公告日 2024-01-11.
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