Display comprising at least one organic light emitting diode, wherein the at least one organic light emitting diode comprises an anode, a cathode, a light emitting layer between the anode and the cathode, and at least one layer comprising a compound according to formula (I) between the cathode and the light emitting layer:
wherein A
1
and A
2
are independently selected from halogen, CN, substituted or unsubstituted C
1
-C
20
-alkyl or heteroalkyl, C
6
-C
20
-aryl or C
5
-C
20
-heteroaryl, C
1
-C
20
-alkoxy or C
6
-C
20
-aryloxy,
A
3
is selected from substituted or unsubstituted C
6
-C
40
-aryl or C
5
-C
40
-heteroaryl,
m=0, 1 or 2,
n=0, 1 or 2.
US9722183B2
申请人:——
公开号:US9722183B2
公开(公告)日:2017-08-01
[EN] DISPLAY<br/>[FR] AFFICHEUR
申请人:NOVALED AG
公开号:WO2013079217A1
公开(公告)日:2013-06-06
Display comprising at least one organic light emitting diode, wherein the at least one organic light emitting diode comprises an anode, a cathode, a light emitting layer between the anode and the cathode, and at least one layer comprising a compound according to formula (I) between the cathode and the light emitting layer: wherein A1 and A2 are independently selected from halogen, CN, substituted or unsubstituted C1-C20-alkyl or heteroalkyl, C6-C20-aryl or C5-C20-heteroaryl, C1-C20-alkoxy or C6-C20-aryloxy, A3 is selected from substituted or unsubstituted C6-C40-aryl or C5-C40-heteroaryl, m = 0, 1 or 2, n = 0, 1 or 2.
Efficient synthesis of pentakis- and tris(pyridine) ligands
作者:E. Alper Ünal、Dennis Wiedemann、Josef Seiffert、John P. Boyd、Andreas Grohmann
DOI:10.1016/j.tetlet.2011.10.131
日期:2012.1
A variety of substituted tris(pyridyl) frameworks, as well as a pentakis(pyridine) system, are conveniently accessible in a one-pot synthesis, which consists of two sequential nucleophilic aromatic substitutions, employing substituted pyridine precursors.