发明人郭海燕,高志强,马晓峰. "Method for the Synthesis of 5,6-Dimethoxy-2,3-dihydro-1H-indene-2-carboxylic acid" [P]. 中国发明专利, 专利号 CN 112505254 A, 授权公告日 2019-11-26.
发明人杨光,黄志刚,胡光. "A Process for Preparing High-Purity 5,6-Dimethoxy-2,3-dihydro-1H-indene-2-carboxylic acid" [P]. 中国发明专利, 专利号 CN 115459184 B, 授权公告日 2020-05-08.
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