Oblon, Spivak, McClelland, Maier & Neustadt, L.L.P.
Organic compound containing at least two carbazolyl-substituted phenyl structures; charge-transporting material and organic el element containing the compound
An organic compound and a charge-transporting material which are excellent in both a hole-transporting property and an electron-transporting property and have excellent electrical oxidation/reduction durability and a high triplet excitation level are provided, and an organic electroluminescent device which uses this organic compound and has high luminous efficiency and high driving stability and long lifetime is provided, wherein the organic compound has two or more partial structures represented by the following Formula (I):
Mitsubishi Chemical Corporation Pioneer Corporation
H C C C C H H Y C C H H H C C C C C H C H
H05B C09K C07D C09K C09K H01L H01L Y10S C07D C09K H01L H05B H01L C09K C09K C09K C09K C09K H01L C09K H01L
inventional additional inventional additional additional additional inventional additional inventional additional additional inventional inventional additional additional additional additional inventional additional additional additional
Masayoshi Masako Koichiro Masayo Hideki
Yabe Takeuchi Iida Fugono Sato