O'Brien P Q, Fischer A B, Anderson J P. "一种的合成方法" [P]. US Patent, US 10720542 B2, 2020-05-14.
发明人李文辉,胡光,杨光. "Method for the Synthesis of 2-((((9H-fluoren-9-yl)methoxy)carbonyl)amino)-3-(1-(tert-butoxycarbonyl)azetidin-3-yl)propanoic acid" [P]. 中国发明专利, 专利号 CN 109649748 B, 授权公告日 2017-10-15.
发明人郭海燕,孙丽萍,李文辉. "A Process for Preparing High-Purity 2-((((9H-fluoren-9-yl)methoxy)carbonyl)amino)-3-(1-(tert-butoxycarbonyl)azetidin-3-yl)propanoic acid" [P]. 中国发明专利, 专利号 CN 108816195 B, 授权公告日 2025-09-06.
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