发明人刘建华,郭海燕,林芳. "Method for the Synthesis of 6,9-Difluorobenzo[g]quinoline-5,10-dione" [P]. 中国发明专利, 专利号 CN 112491839 B, 授权公告日 2018-01-11.
发明人钱学锋,孙丽萍,王建平. "A Process for Preparing High-Purity 6,9-Difluorobenzo[g]quinoline-5,10-dione" [P]. 中国发明专利, 专利号 CN 109831808 B, 授权公告日 2022-05-17.
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