发明人黄志刚,罗永刚,王建平. "Method for the Synthesis of 4-Bromo-1<I>H</I>-indazole" [P]. 中国发明专利, 专利号 CN 109689420 B, 授权公告日 2018-02-02.
Mueller T C, Nowak P, Martínez F. "A Process for Preparing High-Purity 4-Bromo-1<I>H</I>-indazole" [P]. European Patent, EP 3891218 A1, 2017-11-20.
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