申请人:Universal Display Corporation
公开号:US20150236279A1
公开(公告)日:2015-08-20
A compound having a structure of Formula M(L
A
)
x
(L
B
)
y
(L
C
)
z
, where ligand L
A
is
ligand L
B
is
and ligand L
C
is
is disclosed. In Formula M(L
A
)
x
(L
B
)
y
(L
C
)
z
, M is a metal having an atomic number greater than 40; x is 1, 2, or 3; y and z are 0, 1, or 2; x+y+z is the oxidation state of metal M; Z
1
-Z
6
are each C or N; Z
D
is N or a carbene carbon; rings C and D are independently a 5 or 6-membered carbocyclic or heterocyclic ring; R
4
is substituted, while each of R
1
, R
2
, R
3
, R
C
, R
D
, R
11
, R
12
, and R
13
are selected from hydrogen and a variety of moieties; and any adjacent substituents of R
1
, R
2
, R
3
, R
4
, R
C
, R
D
, R
11
, R
12
, and R
13
are optionally joined to form a ring. Formulations and devices, such as an OLEDs, that include the compound of formula M(L
A
)
x
(L
B
)
y
(L
C
)
z
are also described.
揭示了一种具有Formu
LA M(
LA)x(LB)y(LC)z结构的化合物,其中
配体LA、LB和LC被揭示。在Formu
LA M(
LA)x(LB)y(LC)z中,M是具有原子序数大于40的
金属;x为1、2或3;y和z为0、1或2;x+y+z为
金属M的氧化态;Z1-Z6分别为C或N;ZD为N或卡宾碳;环C和D分别为独立的5或6元碳环或杂环;R4被取代,而R1、R2、R3、RC、RD、R11、R12和R13中的每一个均为氢和多种基团中的一种;以及R1、R2、R3、R4、RC、RD、R11、R12和R13的任何相邻取代基可选择地连接以形成环。还描述了包括Formu
LA M(
LA)x(LB)y(LC)z的化合物的配方和器件,例如OLEDs。