发明人孙丽萍,赵玉洁,李文辉. "Method for the Synthesis of 2-Benzyl-5-methoxy-2H-indazole-3-carboxylic acid" [P]. 中国发明专利, 专利号 CN 108659604 A, 授权公告日 2019-10-10.
发明人郭海燕,钱学锋,唐晓军. "A Process for Preparing High-Purity 2-Benzyl-5-methoxy-2H-indazole-3-carboxylic acid" [P]. 中国发明专利, 专利号 CN 115921935 A, 授权公告日 2015-07-04.
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