发明人林芳,韩伟,张德明. "Method for the Synthesis of 5-bromo-2-methyl-indazole-3-carbaldehyde" [P]. 中国发明专利, 专利号 CN 113140381 A, 授权公告日 2015-02-06.
发明人孙丽萍,韩伟,何建平. "A Process for Preparing High-Purity 5-bromo-2-methyl-indazole-3-carbaldehyde" [P]. 中国发明专利, 专利号 CN 109390486 A, 授权公告日 2023-03-22.
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