Oblon, McClelland, Maier & Neustadt, L.L.P.
Nitrogen-containing heterocyclic derivative, organic electroluminescence element material using same, and organic electroluminescence element and electronic device using same
A nitrogen-containing heterocyclic derivative in which an indole structure is fused to a benzophenanthrene ring is a novel material useful as a material for organic electroluminescence devices for the production of organic electroluminescence devices and electronic equipment.
IDEMITSU KOSAN CO., LTD.
H H H H H C C H C H C H H C H C C C C C H H
H01L H01L H01L H01L H01L C07D C09K H01L C09K H01L C09K H01L H01L C09K H01L C09K C07D C07D C09K C07D H01L H01L
additional additional additional additional additional inventional additional inventional additional additional inventional additional inventional additional additional additional inventional inventional additional inventional inventional inventional
Yumiko Tomoharu Masahiro Hirokatsu Tasuku
Mizuki Hayama Kawamura Ito Haketa