发明人孙丽萍,黄志刚,林芳. "Method for the Synthesis of 3-((Ethoxycarbonyl)amino)-3-(4-methoxyphenyl)propanoic acid" [P]. 中国发明专利, 专利号 CN 110029635 A, 授权公告日 2024-03-08.
发明人王建平,朱建伟,林芳. "A Process for Preparing High-Purity 3-((Ethoxycarbonyl)amino)-3-(4-methoxyphenyl)propanoic acid" [P]. 中国发明专利, 专利号 CN 109442406 B, 授权公告日 2015-11-28.
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