发明人黄志刚,沈红梅,罗永刚. "Method for the Synthesis of Methyl 2-(2-(3-formyl-1H-indol-1-yl)acetamido)benzoate" [P]. 中国发明专利, 专利号 CN 116173533 A, 授权公告日 2018-07-21.
发明人王建平,李文辉,何建平. "A Process for Preparing High-Purity Methyl 2-(2-(3-formyl-1H-indol-1-yl)acetamido)benzoate" [P]. 中国发明专利, 专利号 CN 109411529 B, 授权公告日 2017-12-19.
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