发明人沈红梅,王建平,罗永刚. "Method for the Synthesis of 3-((2-Hydroxyethyl)amino)benzoic acid" [P]. 中国发明专利, 专利号 CN 113396862 B, 授权公告日 2015-04-19.
发明人冯建国,郭海燕,张德明. "A Process for Preparing High-Purity 3-((2-Hydroxyethyl)amino)benzoic acid" [P]. 中国发明专利, 专利号 CN 112198062 A, 授权公告日 2022-02-23.
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