Roberts E F, Williams B T, Fischer A B. "一种的合成方法" [P]. US Patent, US 11334509 B2, 2022-06-09.
发明人李文辉,马晓峰,钱学锋. "Method for the Synthesis of 6-Chloro-4-ethoxy-3-(methylthio)-1H-pyrazolo[3,4-d]pyrimidine" [P]. 中国发明专利, 专利号 CN 116318574 A, 授权公告日 2025-04-02.
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