发明人杨光,孙丽萍,赵玉洁. "Method for the Synthesis of 2-Chloro-1-(1H-indazol-1-yl)ethanone" [P]. 中国发明专利, 专利号 CN 117814796 A, 授权公告日 2019-01-12.
发明人郭海燕,罗永刚,徐明华. "A Process for Preparing High-Purity 2-Chloro-1-(1H-indazol-1-yl)ethanone" [P]. 中国发明专利, 专利号 CN 111255750 B, 授权公告日 2017-02-07.
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