Iridium complex and organic light-emitting device including the same
A novel iridium complex includes a ligand including a phenyl ring and a pyrazole ring. The phenyl group is bonded to a triazine ring to form a backbone of the novel iridium complex. An organic light-emitting device includes the novel iridium complex.
1. An iridium complex represented by general formula (1):
where R 1 and R 2 each independently represent a group selected from a tert-butyl group, an adamantyl group, and a bicyclooctyl group; R 3 represents one selected from a hydrogen atom, a halogen atom, and a cyano group; R 4 and R 5 each independently represent one selected from a hydrogen atom, a halogen atom, a cyano group, an alkyl group, an alkoxy group, and an amino group; and R 6 represents an alkyl group.
2. The iridium complex according to claim 1 , wherein R 1 and R 2 each represent a tert-butyl group.
3. The iridium complex according to claim 1 , wherein R 6 represents a methyl group.
4. The iridium complex according to claim 1 , wherein the iridium complex emits blue light.
5. A material for an organic light-emitting device, comprising the iridium complex according to claim 1 .
6. An organic light-emitting device comprising:
a pair of electrodes; and
an organic compound layer interposed between the pair of electrodes, the organic compound layer containing the iridium complex according to claim 1 .
7. The organic light-emitting device according to claim 6 , wherein the organic compound layer is an emission layer, the emission layer contains a host material and a guest material, and the guest material is the iridium complex.
8. A display apparatus comprising:
a plurality of pixels each including the organic light-emitting device according to claim 6 and a switching element coupled to the organic light-emitting device.