发明人马晓峰,唐晓军,胡光. "Method for the Synthesis of Ethyl (8-((5-(diethylamino)pentan-2-yl)amino)-3-methylpyrido[2,3-b]pyrazin-6-yl)carbamate" [P]. 中国发明专利, 专利号 CN 112348306 A, 授权公告日 2016-09-18.
发明人朱建伟,王建平,罗永刚. "A Process for Preparing High-Purity Ethyl (8-((5-(diethylamino)pentan-2-yl)amino)-3-methylpyrido[2,3-b]pyrazin-6-yl)carbamate" [P]. 中国发明专利, 专利号 CN 115706706 A, 授权公告日 2019-05-17.
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