发明人冯建国,黄志刚,朱建伟. "Method for the Synthesis of 6,8-Dichloro-2H-chromen-2-one" [P]. 中国发明专利, 专利号 CN 111752194 A, 授权公告日 2024-08-03.
发明人赵玉洁,周伟,张德明. "A Process for Preparing High-Purity 6,8-Dichloro-2H-chromen-2-one" [P]. 中国发明专利, 专利号 CN 110608535 A, 授权公告日 2020-03-15.
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