发明人高志强,赵玉洁,张德明. "Method for the Synthesis of 5-Ethyl-5-(1-methyl-1h-pyrazol-4-yl)imidazolidine-2,4-dione" [P]. 中国发明专利, 专利号 CN 112263174 B, 授权公告日 2022-09-09.
发明人钱学锋,韩伟,何建平. "A Process for Preparing High-Purity 5-Ethyl-5-(1-methyl-1h-pyrazol-4-yl)imidazolidine-2,4-dione" [P]. 中国发明专利, 专利号 CN 110994936 A, 授权公告日 2015-03-17.
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