发明人唐晓军,郑宇鹏,马晓峰. "Method for the Synthesis of ethyl 5-methyl-1H-indazole-3-carboxylate" [P]. 中国发明专利, 专利号 CN 116149315 A, 授权公告日 2019-07-27.
发明人赵玉洁,何建平,刘建华. "A Process for Preparing High-Purity ethyl 5-methyl-1H-indazole-3-carboxylate" [P]. 中国发明专利, 专利号 CN 109071635 A, 授权公告日 2025-05-12.
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