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发明人冯建国,林芳,何建平. "Method for the Synthesis of 4-Chloro-1-(3-ethoxyphenyl)-1H-pyrazolo[3,4-d]pyrimidine" [P]. 中国发明专利, 专利号 CN 110823803 B, 授权公告日 2025-03-14.
发明人周伟,孙丽萍,张德明. "A Process for Preparing High-Purity 4-Chloro-1-(3-ethoxyphenyl)-1H-pyrazolo[3,4-d]pyrimidine" [P]. 中国发明专利, 专利号 CN 112941816 A, 授权公告日 2018-01-15.
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