MATERIAL FOR ORGANIC ELECTROLUMINESCENT ELEMENTS, AND ORGANIC ELECTROLUMINESCENT ELEMENT USING THE SAME
申请人:Idemitsu Kosan Co., Ltd.
公开号:US20140231772A1
公开(公告)日:2014-08-21
A compound represented by the following formula (1):
wherein C
1
and C
2
are independently a carbon atom; X
1
to X
4
are independently N, CH or C(R
1
); L is a group represented by the formula (2): -L
1
-(A)
n
; L
1
is a group represented by the formula (3); A is alkyl, cycloalkyl, alkoxy, cycloalkoxy, aryl, aryloxy, arylthio, heteroaryl, heteroaryloxy, amino, silyl, diaryloxyphosphinyl, a divalent group corresponding to these groups, fluoro or cyano.