发明人王建平,高志强,赵玉洁. "一种N-(N-氨基甲酰基氨基甲酰)甲酰胺的合成方法" [P]. 中国发明专利, 专利号 CN 108890863 A, 授权公告日 2021-09-19.
发明人韩伟,钱学锋,黄志刚. "Method for the Synthesis of N-(N-carbamoylcarbamimidoyl)formamide" [P]. 中国发明专利, 专利号 CN 114062753 A, 授权公告日 2023-05-12.
发明人朱建伟,孙丽萍,韩伟. "A Process for Preparing High-Purity N-(N-carbamoylcarbamimidoyl)formamide" [P]. 中国发明专利, 专利号 CN 109562375 A, 授权公告日 2024-12-08.
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