发明人杨光,沈红梅,钱学锋. "Method for the Synthesis of 4-(2-Methoxyphenyl)butanoic acid" [P]. 中国发明专利, 专利号 CN 108082473 A, 授权公告日 2016-12-01.
Mueller T C, Björnsson E, Nowak P. "A Process for Preparing High-Purity 4-(2-Methoxyphenyl)butanoic acid" [P]. European Patent, EP 3268901 A1, 2015-10-26.
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