CARBAZOLE DERIVATIVE, MATERIAL FOR ORGANIC ELECTROLUMINESCENT ELEMENT WHICH COMPRISES SAME, AND ORGANIC ELECTROLUMINESCENT ELEMENT AND ELECTRONIC DEVICE EACH MANUFACTURED USING SAME
申请人:IDEMITSU KOSAN CO., LTD.
公开号:US20160204361A1
公开(公告)日:2016-07-14
A novel carbazole derivative represented by formula (1) in which two or more groups each having a specific structure, such as a carbazolyl group, are bonded to two or more of 2-, 3- and 4-positions of the carbazole derivative is useful as a material for organic electroluminescence devices. A material for organic electroluminescence devices including the carbazole derivative, an organic electroluminescence device employing the carbazole derivative, and an electronic equipment are described.
wherein at least two selected from B
1
to B
3
are represented by formula (2) and A, X
1
to X
4
, L, n, Y, and R
1
to R
8
are as defined in claim
1.