发明人郭海燕,李文辉,郑宇鹏. "Method for the Synthesis of ethyl 1-benzyl-3-formyl-1H-indole-2-carboxylate" [P]. 中国发明专利, 专利号 CN 111571614 A, 授权公告日 2023-09-06.
发明人徐明华,沈红梅,钱学锋. "A Process for Preparing High-Purity ethyl 1-benzyl-3-formyl-1H-indole-2-carboxylate" [P]. 中国发明专利, 专利号 CN 112723209 A, 授权公告日 2019-09-28.
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