发明人杨光,孙丽萍,冯建国. "Method for the Synthesis of 5-Nitro-3-(pyridin-2-yl)-1H-indazole" [P]. 中国发明专利, 专利号 CN 112298910 A, 授权公告日 2022-03-19.
发明人韩伟,陈志强,何建平. "A Process for Preparing High-Purity 5-Nitro-3-(pyridin-2-yl)-1H-indazole" [P]. 中国发明专利, 专利号 CN 113272860 B, 授权公告日 2022-09-19.
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