发明人冯建国,钱学锋,高志强. "Method for the Synthesis of Diethyl 2-((thiophen-3-ylamino)methylene)malonate" [P]. 中国发明专利, 专利号 CN 116676648 A, 授权公告日 2024-03-14.
发明人黄志刚,周伟,马晓峰. "A Process for Preparing High-Purity Diethyl 2-((thiophen-3-ylamino)methylene)malonate" [P]. 中国发明专利, 专利号 CN 115342973 B, 授权公告日 2017-08-11.
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