发明人何建平,罗永刚,钱学锋. "Method for the Synthesis of 4,5-dihydro-1H-benzo[g]indazole-3-carboxylic acid" [P]. 中国发明专利, 专利号 CN 117676708 B, 授权公告日 2018-10-21.
Roberts E F, Hughes D C, Chen K W. "A Process for Preparing High-Purity 4,5-dihydro-1H-benzo[g]indazole-3-carboxylic acid" [P]. US Patent, US 11552622 B2, 2019-11-21.
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