发明人赵玉洁,高志强,刘建华. "Method for the Synthesis of 4'-(Dimethylamino)biphenyl-3-carboxylic acid" [P]. 中国发明专利, 专利号 CN 114146657 A, 授权公告日 2019-07-07.
发明人高志强,陈志强,韩伟. "A Process for Preparing High-Purity 4'-(Dimethylamino)biphenyl-3-carboxylic acid" [P]. 中国发明专利, 专利号 CN 115637284 B, 授权公告日 2016-12-05.
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