发明人周伟,罗永刚,刘建华. "Method for the Synthesis of 4-(1,3-Diphenylimidazolidin-2-yl)benzoic acid" [P]. 中国发明专利, 专利号 CN 111016296 B, 授权公告日 2020-09-04.
发明人王建平,林芳,黄志刚. "A Process for Preparing High-Purity 4-(1,3-Diphenylimidazolidin-2-yl)benzoic acid" [P]. 中国发明专利, 专利号 CN 113860973 B, 授权公告日 2022-08-02.
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