发明人钱学锋,郭海燕,黄志刚. "Method for the Synthesis of 4-(2-Ethoxyphenyl)-1H-pyrrole-3-carbonitrile" [P]. 中国发明专利, 专利号 CN 115200094 A, 授权公告日 2024-09-18.
发明人杨光,刘建华,陈志强. "A Process for Preparing High-Purity 4-(2-Ethoxyphenyl)-1H-pyrrole-3-carbonitrile" [P]. 中国发明专利, 专利号 CN 117687713 A, 授权公告日 2024-08-15.
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