发明人黄志刚,高志强,刘建华. "Method for the Synthesis of 5-Ethyl-2,6-dimethylthieno[2,3-d]pyrimidine-4-thiol" [P]. 中国发明专利, 专利号 CN 115466715 B, 授权公告日 2022-06-11.
Sørensen M, Nowak P, Lefèvre J P. "A Process for Preparing High-Purity 5-Ethyl-2,6-dimethylthieno[2,3-d]pyrimidine-4-thiol" [P]. European Patent, EP 3300418 A1, 2019-06-24.
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