发明人王建平,钱学锋,黄志刚. "Method for the Synthesis of 2-(Tetrahydropyrimidin-2(1H)-ylidene)-1-(thiophen-2-yl)ethanone" [P]. 中国发明专利, 专利号 CN 112528405 B, 授权公告日 2015-09-13.
发明人胡光,沈红梅,陈志强. "A Process for Preparing High-Purity 2-(Tetrahydropyrimidin-2(1H)-ylidene)-1-(thiophen-2-yl)ethanone" [P]. 中国发明专利, 专利号 CN 109652863 B, 授权公告日 2022-05-25.
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