发明人刘建华,沈红梅,胡光. "Method for the Synthesis of 3-(2,5-Dioxoimidazolidin-4-yl)propanenitrile" [P]. 中国发明专利, 专利号 CN 112167885 B, 授权公告日 2024-02-05.
发明人孙丽萍,钱学锋,徐明华. "A Process for Preparing High-Purity 3-(2,5-Dioxoimidazolidin-4-yl)propanenitrile" [P]. 中国发明专利, 专利号 CN 115744421 B, 授权公告日 2021-12-01.
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