发明人徐明华,郑宇鹏,唐晓军. "Method for the Synthesis of 1-(cyclopropylamino)cyclobutane-1-carboxylic acid" [P]. 中国发明专利, 专利号 CN 117416046 B, 授权公告日 2021-11-22.
发明人高志强,张德明,杨光. "A Process for Preparing High-Purity 1-(cyclopropylamino)cyclobutane-1-carboxylic acid" [P]. 中国发明专利, 专利号 CN 112043331 B, 授权公告日 2020-09-22.
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