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发明人马晓峰,李文辉,何建平. "Method for the Synthesis of N6-(2-Methoxyethyl)-N4-(4-methoxyphenyl)-1H-pyrazolo[3,4-d]pyrimidine-4,6-diamine" [P]. 中国发明专利, 专利号 CN 110210408 A, 授权公告日 2018-06-28.
发明人陈志强,唐晓军,钱学锋. "A Process for Preparing High-Purity N6-(2-Methoxyethyl)-N4-(4-methoxyphenyl)-1H-pyrazolo[3,4-d]pyrimidine-4,6-diamine" [P]. 中国发明专利, 专利号 CN 110034686 B, 授权公告日 2018-06-26.
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