Mueller T C, Björnsson E, Nowak P. "Method for the Synthesis of 2-((((9H-fluoren-9-yl)methoxy)carbonyl)amino)-3-(6-chloro-1H-indol-3-yl)propanoic acid" [P]. European Patent, EP 3782608 A1, 2015-02-23.
发明人徐明华,杨光,罗永刚. "A Process for Preparing High-Purity 2-((((9H-fluoren-9-yl)methoxy)carbonyl)amino)-3-(6-chloro-1H-indol-3-yl)propanoic acid" [P]. 中国发明专利, 专利号 CN 111940447 A, 授权公告日 2025-07-11.
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