Composition of matter for use in organic light-emitting diodes
The present disclosure relates to compounds of Formula (I): C-D (I) as compounds capable of emitting delayed fluorescence, and uses of the compounds in organic light-emitting diodes.
1. A compound of Formula (I):
C-D (I),
wherein C is selected from:
R 1 is selected from H, Me, t-butyl, and Ph;
all instances of R 1 in the compound are the same; and
D is selected from
2. The compound of claim 1 , wherein C is C1.
3. The compound of claim 1 , wherein C is C2.
4. The compound of claim 1 , wherein C is C3.
5. The compound of claim 1 , wherein C is C4.
6. The compound of claim 1 , wherein C is C5.
7. The compound of claim 1 , wherein R 1 is H.
8. The compound of claim 1 , wherein R 1 is Me.
9. The compound of claim 1 , wherein R 1 is t-butyl.
10. The compound of claim 1 , wherein R 1 is Ph.
11. The compound of claim 1 , wherein D is selected from D1, D2, D3, and D4.
12. The compound of claim 1 , wherein D is selected from D5, D6, D7, D8, D9, D10, D11, D12, D13, D14, D15, D16, D17, D18, D19, and D20.
13. The compound of claim 1 , wherein D is selected from D21, D22, D23, and D24.
14. The compound of claim 1 , wherein D is selected from D25, D26, D27, D28, D29, D30, D31, D32, D33, D34, D35, D36, D37, D38, D39, and D40.
15. The compound of claim 1 , wherein the compound of Formula (I) is selected from
16. The compound of claim 1 , wherein the compound of Formula (I) is selected from
17. An organic light-emitting diode (OLED), comprising a compound of claim 1 .
18. An organic light-emitting diode (OLED), comprising an anode, a cathode, and at least one organic layer comprising a light-emitting layer between the anode and the cathode, wherein the light-emitting layer comprises:
a compound of claim 1 .