发明人刘建华,冯建国,陈志强. "Method for the Synthesis of 5-Amino-3-methylthiophene-2,4-dicarbonitrile" [P]. 中国发明专利, 专利号 CN 110818528 B, 授权公告日 2016-02-18.
Johansson L, Sørensen M, Nowak P. "A Process for Preparing High-Purity 5-Amino-3-methylthiophene-2,4-dicarbonitrile" [P]. European Patent, EP 3035228 A1, 2015-04-06.
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