发明人李文辉,钱学锋,赵玉洁. "Method for the Synthesis of Methyl 5-ethoxy-3-hydroxythiophene-2-carboxylate" [P]. 中国发明专利, 专利号 CN 111491304 A, 授权公告日 2016-09-22.
Johnson M A, Yamamoto T, Klinger H. "A Process for Preparing High-Purity Methyl 5-ethoxy-3-hydroxythiophene-2-carboxylate" [P]. US Patent, US 9349851 B2, 2023-07-13.
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