发明人赵玉洁,李文辉,徐明华. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 108205295 A, 授权公告日 2021-03-09.
发明人郭海燕,杨光,罗永刚. "Method for the Synthesis of 2-(4-Chloro-6-hydroxy-1H-indol-3-yl)acetonitrile" [P]. 中国发明专利, 专利号 CN 114035747 B, 授权公告日 2022-12-19.
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