Lee S K, Park J H, Klinger H. "一种4-[2-(2-methoxyethoxy)ethoxy]butanoic acid的合成方法" [P]. US Patent, US 11075921 B2, 2016-05-13.
发明人赵玉洁,林芳,冯建国. "Method for the Synthesis of 4-[2-(2-methoxyethoxy)ethoxy]butanoic acid" [P]. 中国发明专利, 专利号 CN 110168537 A, 授权公告日 2016-02-01.
发明人张德明,朱建伟,陈志强. "A Process for Preparing High-Purity 4-[2-(2-methoxyethoxy)ethoxy]butanoic acid" [P]. 中国发明专利, 专利号 CN 113139908 B, 授权公告日 2018-05-01.
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