发明人韩伟,郑宇鹏,刘建华. "Method for the Synthesis of 3-Phenyl-1-(phenylamino)-1H-pyrrole-2,5-dione" [P]. 中国发明专利, 专利号 CN 113102175 A, 授权公告日 2017-06-12.
发明人郑宇鹏,陈志强,唐晓军. "A Process for Preparing High-Purity 3-Phenyl-1-(phenylamino)-1H-pyrrole-2,5-dione" [P]. 中国发明专利, 专利号 CN 110248480 B, 授权公告日 2019-02-02.
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