发明人杨光,钱学锋,李文辉. "一种4-溴-5-氯-1H-吲唑的合成方法" [P]. 中国发明专利, 专利号 CN 109921613 A, 授权公告日 2018-10-12.
发明人马晓峰,沈红梅,何建平. "Method for the Synthesis of 4-Bromo-5-chloro-1H-indazole" [P]. 中国发明专利, 专利号 CN 117102417 A, 授权公告日 2018-08-22.
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