发明人王建平,刘建华,韩伟. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 117724885 A, 授权公告日 2019-09-16.
发明人罗永刚,胡光,唐晓军. "Method for the Synthesis of (S)-2-((((9H-Fluoren-9-yl)methoxy)carbonyl)amino)-4-(3,4,5-trimethoxyphenyl)butanoic acid" [P]. 中国发明专利, 专利号 CN 109285929 B, 授权公告日 2024-09-11.
发明人孙丽萍,周伟,胡光. "A Process for Preparing High-Purity (S)-2-((((9H-Fluoren-9-yl)methoxy)carbonyl)amino)-4-(3,4,5-trimethoxyphenyl)butanoic acid" [P]. 中国发明专利, 专利号 CN 115517640 B, 授权公告日 2017-04-11.
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