发明人胡光,冯建国,黄志刚. "Method for the Synthesis of 1-Butyl-3-(4-phenoxyphenyl)-1H-pyrazolo[3,4-d]pyrimidin-4-amine" [P]. 中国发明专利, 专利号 CN 114739235 A, 授权公告日 2022-01-11.
发明人钱学锋,林芳,何建平. "A Process for Preparing High-Purity 1-Butyl-3-(4-phenoxyphenyl)-1H-pyrazolo[3,4-d]pyrimidin-4-amine" [P]. 中国发明专利, 专利号 CN 117641344 B, 授权公告日 2021-05-08.
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