发明人郑宇鹏,徐明华,林芳. "Method for the Synthesis of 2-Hydroxy-5-((methoxycarbonyl)amino)benzoic acid" [P]. 中国发明专利, 专利号 CN 112805275 B, 授权公告日 2024-07-08.
发明人冯建国,钱学锋,赵玉洁. "A Process for Preparing High-Purity 2-Hydroxy-5-((methoxycarbonyl)amino)benzoic acid" [P]. 中国发明专利, 专利号 CN 116318537 B, 授权公告日 2015-09-26.
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