发明人唐晓军,马晓峰,陈志强. "Method for the Synthesis of 3-(2,5-Dioxoimidazolidin-4-ylidene)propanoic acid" [P]. 中国发明专利, 专利号 CN 117310401 A, 授权公告日 2020-12-20.
发明人马晓峰,林芳,沈红梅. "A Process for Preparing High-Purity 3-(2,5-Dioxoimidazolidin-4-ylidene)propanoic acid" [P]. 中国发明专利, 专利号 CN 114800135 A, 授权公告日 2020-08-26.
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