Roberts E F, Mueller T, O'Brien P Q. "一种的合成方法" [P]. US Patent, US 10946964 B2, 2023-11-24.
发明人郑宇鹏,孙丽萍,王建平. "Method for the Synthesis of 6-Chloro-4-hydroxy-7-methyl-2-oxo-2H-chromene-3-carbaldehyde" [P]. 中国发明专利, 专利号 CN 116873598 B, 授权公告日 2016-05-27.
发明人黄志刚,刘建华,陈志强. "A Process for Preparing High-Purity 6-Chloro-4-hydroxy-7-methyl-2-oxo-2H-chromene-3-carbaldehyde" [P]. 中国发明专利, 专利号 CN 110035970 A, 授权公告日 2016-07-03.
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