发明人王建平,黄志刚,高志强. "Method for the Synthesis of 4-chlorocinnoline" [P]. 中国发明专利, 专利号 CN 116322034 A, 授权公告日 2015-05-24.
发明人韩伟,冯建国,林芳. "A Process for Preparing High-Purity 4-chlorocinnoline" [P]. 中国发明专利, 专利号 CN 113202373 B, 授权公告日 2021-06-06.
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