发明人杨光,徐明华,钱学锋. "Method for the Synthesis of 7-bromo-1-ethyl-6-methyl-indazole" [P]. 中国发明专利, 专利号 CN 113113191 B, 授权公告日 2020-10-05.
发明人赵玉洁,陈志强,林芳. "A Process for Preparing High-Purity 7-bromo-1-ethyl-6-methyl-indazole" [P]. 中国发明专利, 专利号 CN 112195183 A, 授权公告日 2017-07-02.
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