发明人王建平,杨光,钱学锋. "Method for the Synthesis of 3-Chloro-1H-pyrazolo[3,4-d]pyrimidine-4,6-diamine" [P]. 中国发明专利, 专利号 CN 114064507 A, 授权公告日 2020-09-17.
发明人杨光,钱学锋,孙丽萍. "A Process for Preparing High-Purity 3-Chloro-1H-pyrazolo[3,4-d]pyrimidine-4,6-diamine" [P]. 中国发明专利, 专利号 CN 111686756 B, 授权公告日 2015-03-13.
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