Aromatic compound and organic electroluminescent device using same
申请人:Ikeda Hidetsugu
公开号:US20070106103A1
公开(公告)日:2007-05-10
An aromatic compound represented by a following general formula (1), wherein R
1
to R
14
each independently represents any one selected from a group consisting of a hydrogen atom, a halogen atom, a substituted or unsubstituted alkyl group having 1 to 40 carbon atoms, a substituted or unsubstituted alkenyl group having 2 to 40 carbon atoms, a substituted or unsubstituted alkynyl group having 2 to 40 carbon atoms, a substituted or unsubstituted alkoxy group having 1 to 40 carbon atoms, a substituted or unsubstituted aryl group having 6 to 40 carbon atoms, a substituted or unsubstituted heteroaryl group having 3 to 40 carbon atoms; at least one of R
1
to R
9
represents a substituted or unsubstituted aryl group having 6 to 40 carbon atoms; and at least one of R
10
or R
14
represents a substituted or unsubstituted aryl group having 6 to 40 carbon atoms. A compound for obtaining an organic EL device having an enhanced efficiency of light emission and a prolonged half lifetime of brightness is provided.
AROMATIC COMPOUND AND ORGANIC ELECTROLUMINESCENT DEVICE USING SAME
申请人:IDEMITSU KOSAN CO., LTD.
公开号:EP1695952A1
公开(公告)日:2006-08-30
An aromatic compound represented by a following general formula (1), wherein R1 to R14 each independently represents any one selected from a group consisting of a hydrogen atom, a halogen atom, a substituted or unsubstituted alkyl group having 1 to 40 carbon atoms, a substituted or unsubstituted alkenyl group having 2 to 40 carbon atoms, a substituted or unsubstituted alkynyl group having 2 to 40 carbon atoms, a substituted or unsubstituted alkoxy group having 1 to 40 carbon atoms, a substituted or unsubstituted aryl group having 6 to 40 carbon atoms, a substituted or unsubstituted heteroaryl group having 3 to 40 carbon atoms; at least one of R1 to R9 represents a substituted or unsubstituted aryl group having 6 to 40 carbon atoms; and at least one of R10 or R14 represents a substituted or unsubstituted aryl group having 6 to 40 carbon atoms. A compound for obtaining an organic EL device having an enhanced efficiency of light emission and a prolonged half lifetime of brightness is provided.