Foley & Lardner LLP
Fused heterocyclic aromatic derivative, organic electroluminescence element material, and organic electroluminescence element using same
A compound represented by the following formula (1). In the formula, A1 is O, S, Si(Ar1)(Ar2), P(═O)(Ar3)(Ar4), 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.
IDEMITSU KOSAN CO., LTD.
C C H H H C C H C C C H H C C C H C C C
C09K C07D H01L H01L H05B C07D C09K H01L C09K C09K C09B H01L H01L C09K C09K C09K H01L C09K C07D C09B
additional inventional additional inventional inventional inventional additional additional additional additional inventional inventional inventional additional inventional additional inventional additional inventional inventional
Ryohei Hideaki Yuki Kei
Hashimoto Nagashima Nakano Yoshida