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发明人郭海燕,唐晓军,徐明华. "Method for the Synthesis of N-hydroxy-3-methyl-2,4-dioxo-1-phenyl-1,2,3,4-tetrahydropyrimidine-5-carboximidamide" [P]. 中国发明专利, 专利号 CN 115995532 A, 授权公告日 2018-02-16.
发明人唐晓军,何建平,韩伟. "A Process for Preparing High-Purity N-hydroxy-3-methyl-2,4-dioxo-1-phenyl-1,2,3,4-tetrahydropyrimidine-5-carboximidamide" [P]. 中国发明专利, 专利号 CN 116769331 B, 授权公告日 2021-04-01.
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