Nielsen H, Jørgensen K, Schröder R. "一种2-thien-2-ylpyrazolo[1,5-a]pyrazin-4(5H)-one的合成方法" [P]. European Patent, EP 3187865 A1, 2025-10-28.
发明人李文辉,黄志刚,胡光. "Method for the Synthesis of 2-thien-2-ylpyrazolo[1,5-a]pyrazin-4(5H)-one" [P]. 中国发明专利, 专利号 CN 111015397 B, 授权公告日 2021-10-21.
发明人杨光,何建平,罗永刚. "A Process for Preparing High-Purity 2-thien-2-ylpyrazolo[1,5-a]pyrazin-4(5H)-one" [P]. 中国发明专利, 专利号 CN 110758603 B, 授权公告日 2022-09-08.
参考文献 Literature
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