发明人张德明,刘建华,何建平. "一种4,6-二甲基-1H-吲哚-2-甲酸的合成方法" [P]. 中国发明专利, 专利号 CN 113082486 A, 授权公告日 2020-02-10.
发明人林芳,冯建国,刘建华. "Method for the Synthesis of 4,6-Dimethyl-1H-indole-2-carboxylic Acid" [P]. 中国发明专利, 专利号 CN 117274454 A, 授权公告日 2015-05-15.
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