发明人黄志刚,赵玉洁,李文辉. "Method for the Synthesis of tert-Butyl (E)-4-bromo-3-(4-ethoxy-4-oxobut-2-en-1-yl)thiophene-2-carboxylate" [P]. 中国发明专利, 专利号 CN 109069755 A, 授权公告日 2024-04-02.
Nielsen H, Kowalski A, Jørgensen K. "A Process for Preparing High-Purity tert-Butyl (E)-4-bromo-3-(4-ethoxy-4-oxobut-2-en-1-yl)thiophene-2-carboxylate" [P]. European Patent, EP 3112073 A1, 2022-03-11.
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