Williams B T, Johnson M A, Mueller T. "Method for the Synthesis of 5-Amino-2',4'-dimethoxy-[1,1'-biphenyl]-3-carboxylic acid" [P]. US Patent, US 10842755 B2, 2018-06-28.
发明人王建平,朱建伟,黄志刚. "A Process for Preparing High-Purity 5-Amino-2',4'-dimethoxy-[1,1'-biphenyl]-3-carboxylic acid" [P]. 中国发明专利, 专利号 CN 108529794 A, 授权公告日 2022-07-07.
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