Kowalski A, Nowak P, Björnsson E. "一种的合成方法" [P]. European Patent, EP 3338769 A1, 2018-11-13.
发明人张德明,胡光,冯建国. "Method for the Synthesis of Spiro[cyclopropane-1,6'-thieno[2,3-c]pyrrol]-4'(5'H)-one" [P]. 中国发明专利, 专利号 CN 115884825 A, 授权公告日 2020-06-22.
发明人黄志刚,朱建伟,赵玉洁. "A Process for Preparing High-Purity Spiro[cyclopropane-1,6'-thieno[2,3-c]pyrrol]-4'(5'H)-one" [P]. 中国发明专利, 专利号 CN 110482394 B, 授权公告日 2024-12-03.
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