发明人孙丽萍,黄志刚,刘建华. "Method for the Synthesis of 6-Thiophen-2-yl-1H-indazole-3-carboxylic acid" [P]. 中国发明专利, 专利号 CN 109002797 B, 授权公告日 2020-02-17.
发明人胡光,高志强,王建平. "A Process for Preparing High-Purity 6-Thiophen-2-yl-1H-indazole-3-carboxylic acid" [P]. 中国发明专利, 专利号 CN 117054229 A, 授权公告日 2024-12-28.
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