FLUORENE-CONTAINING AROMATIC COMPOUND, MATERIAL FOR ORGANIC ELECTROLUMINESCENT ELEMENT, AND ORGANIC ELECTROLUMINESCENT ELEMENT USING SAME
申请人:Yoshida Kei
公开号:US20120126217A1
公开(公告)日:2012-05-24
A fluorene-containing aromatic compound represented by a formula (1) below.
In the formula (1): Nr
1
represents a substituted or unsubstituted monocyclic nitrogen-containing aromatic ring having 2 to 5 ring carbon atoms, or a bicyclic nitrogen-containing aromatic ring having 2 to 9 ring carbon atoms; Ar represents an aromatic ring and the like; Fl
1
and Fl
2
represent a fluorenyl group; and Cz
1
and Cz
2
represent a carbazolyl group. A compound represented by a formula (2) below is omitted from the fluorene-containing aromatic compound represented by the formula (1).