发明人韩伟,王建平,李文辉. "Method for the Synthesis of 5,5-Difluoro-1-methyl-1H-pyrrol-2(5H)-one" [P]. 中国发明专利, 专利号 CN 117801649 B, 授权公告日 2020-06-24.
发明人刘建华,唐晓军,徐明华. "A Process for Preparing High-Purity 5,5-Difluoro-1-methyl-1H-pyrrol-2(5H)-one" [P]. 中国发明专利, 专利号 CN 116777806 A, 授权公告日 2020-08-25.
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