申请人:日東電工株式会社
公开号:JP2015180662A
公开(公告)日:2015-10-15
PROBLEM TO BE SOLVED: To provide compounds as deep blue emitters with good stability and high luminescence efficiency, and light emitting devices.SOLUTION: This invention provides a compound where Rand Rare F, Cl, or Cperfluoroalkyl; Rand Rare H, F, Cl, or Calkyl; Ar is 1,4-interarylene having 0-2 substituents selected from Calkyl, F, and Cl; n is 0-3, Ris an optionally substituted diarylamino, optionally substituted diarylaminophenoxy, or R-O-Ph-O; Ph is optionally substituted p-interphenylene; and Ris Calkyl or COether.
要解决的问题:提供具有良好稳定性和高发光效率的深蓝发射体化合物,以及发光装置。解决方案:本发明提供一种化合物,其中R和R为F、Cl或全氟烷基;R和R为H、F、Cl或烷基;Ar为1,4-间芳撑烷,其有0-2个选自烷基、F和Cl的取代基;n为0-3;R为可选择取代的二芳基胺基、可选择取代的二芳基氨基苯氧基或R-O-Ph-O;Ph为可选择取代的p-间苯撑基;R为烷基或CO醚。