Rossi M, Björnsson E, Nowak P. "一种的合成方法" [P]. European Patent, EP 3183427 A1, 2020-07-24.
发明人何建平,唐晓军,孙丽萍. "Method for the Synthesis of 1-(3-(5-Isobutyl-6-oxo-1,6-dihydropyrazin-2-yl)propyl)guanidine" [P]. 中国发明专利, 专利号 CN 113312225 A, 授权公告日 2021-01-21.
发明人李文辉,高志强,林芳. "A Process for Preparing High-Purity 1-(3-(5-Isobutyl-6-oxo-1,6-dihydropyrazin-2-yl)propyl)guanidine" [P]. 中国发明专利, 专利号 CN 116158414 B, 授权公告日 2020-09-19.
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