发明人马晓峰,冯建国,杨光. "Method for the Synthesis of 4-(Benzofuran-2-yl)-N,N-di-p-tolylaniline" [P]. 中国发明专利, 专利号 CN 111645919 B, 授权公告日 2019-06-23.
发明人何建平,唐晓军,冯建国. "A Process for Preparing High-Purity 4-(Benzofuran-2-yl)-N,N-di-p-tolylaniline" [P]. 中国发明专利, 专利号 CN 116145633 A, 授权公告日 2023-12-19.
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