发明人周伟,沈红梅,韩伟. "Method for the Synthesis of 3-Hydroxy-1-(3-methylphenyl)-6-nitroquinoxalin-2(1H)-one" [P]. 中国发明专利, 专利号 CN 113245318 A, 授权公告日 2016-11-01.
发明人何建平,罗永刚,周伟. "A Process for Preparing High-Purity 3-Hydroxy-1-(3-methylphenyl)-6-nitroquinoxalin-2(1H)-one" [P]. 中国发明专利, 专利号 CN 113397956 A, 授权公告日 2016-02-18.
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