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发明人罗永刚,孙丽萍,韩伟. "Method for the Synthesis of 1-Methyl-5-nitro-1,3-dihydro-2H-imidazol-2-one" [P]. 中国发明专利, 专利号 CN 110307391 B, 授权公告日 2020-11-24.
发明人沈红梅,周伟,张德明. "A Process for Preparing High-Purity 1-Methyl-5-nitro-1,3-dihydro-2H-imidazol-2-one" [P]. 中国发明专利, 专利号 CN 114724390 B, 授权公告日 2017-07-05.
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