Oblon, McClelland, Maier & Neustadt, L.L.P.
Compound, material for organic electroluminescent devices, organic electroluminescent device and electronic device
Provided are a compound capable of more improving the performance of organic EL devices, an organic electroluminescent device having a more improved device performance, and an electronic device including such an organic electroluminescent device; precisely, a compound represented by the following formula (1); wherein N*, Ar, *a, R11 to R15, R21 to R27, R31 to R37, R41 to R45, and R51 to R55 are as defined in the description, an organic electroluminescent device containing the compound, and an electronic device including such an organic electroluminescent device. 
IDEMITSU KOSAN CO., LTD.
C H H H H H C C C H C
C07C H01L H01L H01L H01L H01L C09K C09K C07D H01L C07D
inventional additional inventional inventional inventional inventional additional inventional inventional inventional inventional
Yu Yusuke Tasuku Hirokatsu
Kudo Takahashi Haketa Ito