发明人张德明,马晓峰,周伟. "Method for the Synthesis of 2-((4-(tert-Butyl)phenyl)amino)nicotinic acid" [P]. 中国发明专利, 专利号 CN 112095381 A, 授权公告日 2017-01-03.
发明人郭海燕,李文辉,黄志刚. "A Process for Preparing High-Purity 2-((4-(tert-Butyl)phenyl)amino)nicotinic acid" [P]. 中国发明专利, 专利号 CN 110108828 B, 授权公告日 2017-04-19.
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