发明人马晓峰,王建平,胡光. "Method for the Synthesis of 2,7-Di(pyridin-4-yl)-9H-carbazole" [P]. 中国发明专利, 专利号 CN 108060338 B, 授权公告日 2021-02-17.
发明人徐明华,周伟,朱建伟. "A Process for Preparing High-Purity 2,7-Di(pyridin-4-yl)-9H-carbazole" [P]. 中国发明专利, 专利号 CN 111925194 A, 授权公告日 2015-04-14.
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