发明人杨光,陈志强,李文辉. "Method for the Synthesis of 2-(5-Carboxyfuran-2-yl)-4-oxo-4H-chromene-3-carboxylic acid" [P]. 中国发明专利, 专利号 CN 114316551 B, 授权公告日 2024-03-04.
发明人高志强,冯建国,林芳. "A Process for Preparing High-Purity 2-(5-Carboxyfuran-2-yl)-4-oxo-4H-chromene-3-carboxylic acid" [P]. 中国发明专利, 专利号 CN 109734284 B, 授权公告日 2020-03-15.
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