发明人王建平,朱建伟,陈志强. "Method for the Synthesis of 6-Ethyl-2-isopropylthieno[2,3-d]pyrimidin-4(1H)-one" [P]. 中国发明专利, 专利号 CN 112359107 A, 授权公告日 2023-03-12.
发明人马晓峰,徐明华,林芳. "A Process for Preparing High-Purity 6-Ethyl-2-isopropylthieno[2,3-d]pyrimidin-4(1H)-one" [P]. 中国发明专利, 专利号 CN 115536995 A, 授权公告日 2017-09-20.
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