发明人马晓峰,沈红梅,韩伟. "Method for the Synthesis of 3-(4,4-Dimethyl-2,5-dioxoimidazolidin-1-yl)propanenitrile" [P]. 中国发明专利, 专利号 CN 116379534 B, 授权公告日 2016-06-11.
发明人朱建伟,马晓峰,韩伟. "A Process for Preparing High-Purity 3-(4,4-Dimethyl-2,5-dioxoimidazolidin-1-yl)propanenitrile" [P]. 中国发明专利, 专利号 CN 112173834 A, 授权公告日 2021-05-27.
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