发明人高志强,郑宇鹏,徐明华. "Method for the Synthesis of 5-Ethyl-5-(pyridin-4-yl)imidazolidine-2,4-dione" [P]. 中国发明专利, 专利号 CN 111583638 A, 授权公告日 2020-01-05.
发明人罗永刚,孙丽萍,李文辉. "A Process for Preparing High-Purity 5-Ethyl-5-(pyridin-4-yl)imidazolidine-2,4-dione" [P]. 中国发明专利, 专利号 CN 113178624 B, 授权公告日 2024-10-04.
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