发明人王建平,赵玉洁,冯建国. "Method for the Synthesis of 2-(4-Ethyl-5-oxotetrahydrofuran-2-carboxamido)acetic acid" [P]. 中国发明专利, 专利号 CN 115221112 A, 授权公告日 2018-07-08.
Rossi M, Björnsson E, Kowalski A. "A Process for Preparing High-Purity 2-(4-Ethyl-5-oxotetrahydrofuran-2-carboxamido)acetic acid" [P]. European Patent, EP 3148883 A1, 2022-08-03.
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