发明人李文辉,周伟,张德明. "Method for the Synthesis of (R)-2-((Ethoxycarbonyl)amino)propanoic acid" [P]. 中国发明专利, 专利号 CN 110926058 B, 授权公告日 2018-07-10.
发明人唐晓军,杨光,徐明华. "A Process for Preparing High-Purity (R)-2-((Ethoxycarbonyl)amino)propanoic acid" [P]. 中国发明专利, 专利号 CN 108379832 A, 授权公告日 2024-05-04.
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