发明人徐明华,赵玉洁,高志强. "Method for the Synthesis of 5,6-Dihydro-4H-cyclopenta[b]thiophene-2-carbonitrile" [P]. 中国发明专利, 专利号 CN 112344875 A, 授权公告日 2019-08-12.
发明人郑宇鹏,何建平,黄志刚. "A Process for Preparing High-Purity 5,6-Dihydro-4H-cyclopenta[b]thiophene-2-carbonitrile" [P]. 中国发明专利, 专利号 CN 114721252 A, 授权公告日 2020-05-03.
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