发明人郭海燕,高志强,赵玉洁. "一种1H-吲唑-7-甲酸乙酯的合成方法" [P]. 中国发明专利, 专利号 CN 114868802 A, 授权公告日 2017-06-08.
发明人孙丽萍,马晓峰,李文辉. "Method for the Synthesis of Ethyl 1H-Indazole-7-carboxylate" [P]. 中国发明专利, 专利号 CN 116869336 B, 授权公告日 2025-05-06.
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