发明人罗永刚,杨光,孙丽萍. "Method for the Synthesis of 2'-Formyl-5-hydroxy-[1,1'-biphenyl]-3-carbonitrile" [P]. 中国发明专利, 专利号 CN 109305068 A, 授权公告日 2016-07-14.
发明人孙丽萍,王建平,赵玉洁. "A Process for Preparing High-Purity 2'-Formyl-5-hydroxy-[1,1'-biphenyl]-3-carbonitrile" [P]. 中国发明专利, 专利号 CN 109648125 B, 授权公告日 2018-01-17.
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