发明人林芳,钱学锋,唐晓军. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 116376362 A, 授权公告日 2021-05-01.
发明人胡光,徐明华,何建平. "Method for the Synthesis of 3-(1-Ethyl-1H-imidazo[4,5-c]pyridin-2-yl)pyrazin-2-amine" [P]. 中国发明专利, 专利号 CN 109587176 A, 授权公告日 2023-07-09.
发明人赵玉洁,刘建华,徐明华. "A Process for Preparing High-Purity 3-(1-Ethyl-1H-imidazo[4,5-c]pyridin-2-yl)pyrazin-2-amine" [P]. 中国发明专利, 专利号 CN 115620610 B, 授权公告日 2017-02-13.
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