Kumar R, Patel M V, Brown S R. "一种的合成方法" [P]. US Patent, US 11368291 B2, 2018-06-28.
发明人黄志刚,胡光,林芳. "Method for the Synthesis of (R)-2-((((9H-fluoren-9-yl)methoxy)carbonyl)amino)-4-((2,4-dinitrophenyl)amino)butanoic acid" [P]. 中国发明专利, 专利号 CN 116847539 A, 授权公告日 2022-05-05.
发明人周伟,王建平,韩伟. "A Process for Preparing High-Purity (R)-2-((((9H-fluoren-9-yl)methoxy)carbonyl)amino)-4-((2,4-dinitrophenyl)amino)butanoic acid" [P]. 中国发明专利, 专利号 CN 109784529 B, 授权公告日 2018-12-25.
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