发明人孙丽萍,沈红梅,钱学锋. "Method for the Synthesis of n4,n4-Dimethylbenzo[c][1,2,5]oxadiazole-4,7-diamine" [P]. 中国发明专利, 专利号 CN 108710282 A, 授权公告日 2022-11-23.
发明人黄志刚,王建平,杨光. "A Process for Preparing High-Purity n4,n4-Dimethylbenzo[c][1,2,5]oxadiazole-4,7-diamine" [P]. 中国发明专利, 专利号 CN 111836687 A, 授权公告日 2020-02-22.
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