发明人张德明,杨光,韩伟. "一种3-甲酰基吲哚-2-甲酸甲酯的合成方法" [P]. 中国发明专利, 专利号 CN 111435140 A, 授权公告日 2021-04-20.
发明人韩伟,赵玉洁,徐明华. "Method for the Synthesis of Methyl 3-Formylindole-2-carboxylate" [P]. 中国发明专利, 专利号 CN 117431341 A, 授权公告日 2024-08-03.
发明人孙丽萍,郑宇鹏,朱建伟. "A Process for Preparing High-Purity Methyl 3-Formylindole-2-carboxylate" [P]. 中国发明专利, 专利号 CN 116914976 A, 授权公告日 2022-08-23.
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