发明人张德明,郭海燕,刘建华. "Method for the Synthesis of Methyl 1-methyl-1H-indazole-5-carboxylate" [P]. 中国发明专利, 专利号 CN 113899401 A, 授权公告日 2024-12-28.
发明人沈红梅,王建平,钱学锋. "A Process for Preparing High-Purity Methyl 1-methyl-1H-indazole-5-carboxylate" [P]. 中国发明专利, 专利号 CN 110021576 A, 授权公告日 2024-03-04.
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