发明人王建平,韩伟,何建平. "Method for the Synthesis of 3-Ethyl-4-(methoxyamino)-2,5-dioxoimidazolidine-4-carbonitrile" [P]. 中国发明专利, 专利号 CN 112201573 A, 授权公告日 2015-02-27.
发明人罗永刚,钱学锋,周伟. "A Process for Preparing High-Purity 3-Ethyl-4-(methoxyamino)-2,5-dioxoimidazolidine-4-carbonitrile" [P]. 中国发明专利, 专利号 CN 110734141 B, 授权公告日 2018-08-26.
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