Foley & Lardner LLP
Ladder compound, and organic electroluminescent element using same
A compound represented by the following formula (1). In the formula (1), when Ar1 and Ar2 are the same substituents, as for all of the following pairs: Y1 and Y12, Y2 and Y11, Y3 and Y10, Y4 and Y9, Y5 and Y8, and Y6 and Y7, Y1 to Y12 of each pair are not the same as each other.
IDEMITSU KOSAN CO., LTD.
H C C H H H H H H C C C H C C C H C C H C H C H H C H C H
H01L C07D C07D H01L H01L H01L H01L H01L H05B C07D C09K C07D H01L C09K C07D C09K H01L C07D C09K H01L C09K H01L C07D H01L H01L C09K H01L C09K H01L
inventional inventional inventional additional inventional additional additional inventional inventional inventional additional inventional additional additional inventional additional additional inventional additional additional additional inventional inventional additional additional additional additional additional inventional
Ryohei Kei Yuki
Hashimoto Yoshida Nakano