发明人徐明华,陈志强,高志强. "Method for the Synthesis of methyl 2,2-difluoro-2-(3-methyl-1H-indazol-6-yl)acetate" [P]. 中国发明专利, 专利号 CN 108306259 A, 授权公告日 2017-09-27.
发明人罗永刚,高志强,黄志刚. "A Process for Preparing High-Purity methyl 2,2-difluoro-2-(3-methyl-1H-indazol-6-yl)acetate" [P]. 中国发明专利, 专利号 CN 113146112 B, 授权公告日 2021-07-26.
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