发明人朱建伟,何建平,周伟. "Method for the Synthesis of (S)-2-((((9H-fluoren-9-yl)methoxy)carbonyl)amino)-3,3-difluoro-3-phenylpropanoic acid" [P]. 中国发明专利, 专利号 CN 117178604 B, 授权公告日 2022-10-08.
发明人林芳,徐明华,朱建伟. "A Process for Preparing High-Purity (S)-2-((((9H-fluoren-9-yl)methoxy)carbonyl)amino)-3,3-difluoro-3-phenylpropanoic acid" [P]. 中国发明专利, 专利号 CN 110687255 B, 授权公告日 2020-11-17.
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