FUSED HETEROCYCLIC AROMATIC DERIVATIVE, ORGANIC ELECTROLUMINESCENCE ELEMENT MATERIAL, AND ORGANIC ELECTROLUMINESCENCE ELEMENT USING SAME
申请人:Nakano Yuki
公开号:US20140175419A1
公开(公告)日:2014-06-26
A compound represented by the following formula (1). In the formula, A
1
is O, S, Si(Ar
1
)(Ar
2
), P(═O)(Ar
3
)(Ar
4
), a substituted or unsubstituted arylene group including 6 to 30 ring carbon atoms, or a substituted or unsubstituted heteroarylene group including 5 to 30 ring atoms.