发明人韩伟,何建平,赵玉洁. "Method for the Synthesis of Ethyl 8-chloro-2-oxo-2H-chromene-3-carboxylate" [P]. 中国发明专利, 专利号 CN 114944600 A, 授权公告日 2023-02-01.
发明人唐晓军,韩伟,陈志强. "A Process for Preparing High-Purity Ethyl 8-chloro-2-oxo-2H-chromene-3-carboxylate" [P]. 中国发明专利, 专利号 CN 113569763 A, 授权公告日 2024-06-18.
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