发明人冯建国,钱学锋,唐晓军. "Method for the Synthesis of (R)-3-((((9H-fluoren-9-yl)methoxy)carbonyl)amino)-4-(furan-2-yl)butanoic acid" [P]. 中国发明专利, 专利号 CN 111394784 A, 授权公告日 2016-07-03.
发明人沈红梅,韩伟,周伟. "A Process for Preparing High-Purity (R)-3-((((9H-fluoren-9-yl)methoxy)carbonyl)amino)-4-(furan-2-yl)butanoic acid" [P]. 中国发明专利, 专利号 CN 112046684 A, 授权公告日 2017-09-02.
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