发明人王建平,林芳,韩伟. "一种3-甲基-1H-吲哚-2-甲酸的合成方法" [P]. 中国发明专利, 专利号 CN 115935820 A, 授权公告日 2024-08-12.
发明人朱建伟,郭海燕,孙丽萍. "Method for the Synthesis of 3-Methyl-1H-indole-2-carboxylic Acid" [P]. 中国发明专利, 专利号 CN 109097115 A, 授权公告日 2017-11-18.
发明人何建平,沈红梅,王建平. "A Process for Preparing High-Purity 3-Methyl-1H-indole-2-carboxylic Acid" [P]. 中国发明专利, 专利号 CN 115555308 B, 授权公告日 2019-08-13.
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