发明人王建平,杨光,马晓峰. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 116675482 A, 授权公告日 2019-10-02.
发明人郭海燕,高志强,李文辉. "Method for the Synthesis of (3-Methyl-2,5-dioxo-1-imidazolidinyl)acetic acid hydrate" [P]. 中国发明专利, 专利号 CN 117975833 B, 授权公告日 2022-01-21.
发明人张德明,高志强,杨光. "A Process for Preparing High-Purity (3-Methyl-2,5-dioxo-1-imidazolidinyl)acetic acid hydrate" [P]. 中国发明专利, 专利号 CN 115794292 B, 授权公告日 2022-03-17.
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