发明人郑宇鹏,陈志强,冯建国. "Method for the Synthesis of 2-(4-(((9H-Fluoren-9-yl)methoxy)carbonyl)piperazin-1-yl)pentanoic acid" [P]. 中国发明专利, 专利号 CN 111046677 B, 授权公告日 2023-12-07.
发明人张德明,高志强,唐晓军. "A Process for Preparing High-Purity 2-(4-(((9H-Fluoren-9-yl)methoxy)carbonyl)piperazin-1-yl)pentanoic acid" [P]. 中国发明专利, 专利号 CN 114859665 B, 授权公告日 2018-08-12.
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