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发明人何建平,罗永刚,张德明. "Method for the Synthesis of (S)-3-((tert-Butoxycarbonyl)amino)-3-(4-cyanophenyl)propanoic acid" [P]. 中国发明专利, 专利号 CN 111792865 B, 授权公告日 2020-07-01.
发明人高志强,胡光,黄志刚. "A Process for Preparing High-Purity (S)-3-((tert-Butoxycarbonyl)amino)-3-(4-cyanophenyl)propanoic acid" [P]. 中国发明专利, 专利号 CN 111384910 B, 授权公告日 2022-08-25.
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