发明人冯建国,杨光,高志强. "Method for the Synthesis of 2,4-Dioxo-1-(pyridin-4-ylmethyl)hexahydropyrimidine-5-carboximidamide" [P]. 中国发明专利, 专利号 CN 108621678 A, 授权公告日 2017-12-05.
发明人钱学锋,胡光,唐晓军. "A Process for Preparing High-Purity 2,4-Dioxo-1-(pyridin-4-ylmethyl)hexahydropyrimidine-5-carboximidamide" [P]. 中国发明专利, 专利号 CN 110488068 A, 授权公告日 2025-08-02.
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