发明人林芳,郭海燕,罗永刚. "Method for the Synthesis of 2-((tert-Butoxycarbonyl)amino)-4,5-dimethoxybenzoicacid" [P]. 中国发明专利, 专利号 CN 110572646 B, 授权公告日 2016-03-15.
发明人刘建华,陈志强,马晓峰. "A Process for Preparing High-Purity 2-((tert-Butoxycarbonyl)amino)-4,5-dimethoxybenzoicacid" [P]. 中国发明专利, 专利号 CN 113995166 A, 授权公告日 2017-11-22.
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