申请人:Kuramochi Yusuke
公开号:US20120049167A1
公开(公告)日:2012-03-01
An organic electroluminescent device in which an organic layer containing a metal coordination compound represented by the following formula (1) is sandwiched between the pair of electrodes composed of an anode and a cathode,
ML
a
X
b
(1)
wherein M is an ion of a metal of Group 11 of the Periodic Table, L is a ligand represented by the formula (2) shown below, X is an anion, and a and b are defined in the specification,
wherein A is a divalent group formed by removing two hydrogen atoms from the formula (3) or (4) shown below, and D
1
, k
1
, m
1
, A, D
1
, Q
1
, and Q
2
are defined in the specification,
wherein X
1
, X
2
, X
3
, X
4
, X
5
, R
1
, R
5
, R
6
, and R
9
are defined in the specification.