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发明人刘建华,陈志强,沈红梅. "Method for the Synthesis of 1-(4-(9H-Carbazol-9-yl)phenyl)-3-amino-9H-fluorene-2,4-dicarbonitrile" [P]. 中国发明专利, 专利号 CN 113618830 B, 授权公告日 2020-08-14.
发明人高志强,赵玉洁,周伟. "A Process for Preparing High-Purity 1-(4-(9H-Carbazol-9-yl)phenyl)-3-amino-9H-fluorene-2,4-dicarbonitrile" [P]. 中国发明专利, 专利号 CN 110565197 A, 授权公告日 2023-01-24.
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