发明人何建平,冯建国,刘建华. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 112923919 A, 授权公告日 2015-08-17.
发明人郭海燕,朱建伟,何建平. "Method for the Synthesis of 3-(3-(2-(Dimethylamino)-2-oxoethoxy)phenyl)propanoic acid" [P]. 中国发明专利, 专利号 CN 116820174 A, 授权公告日 2022-11-17.
发明人胡光,高志强,陈志强. "A Process for Preparing High-Purity 3-(3-(2-(Dimethylamino)-2-oxoethoxy)phenyl)propanoic acid" [P]. 中国发明专利, 专利号 CN 117013814 B, 授权公告日 2024-12-20.
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