Light-emitting material comprising orthometalated iridium complex, light-emitting device, high efficiency red light-emitting device, and novel iridium complex
View Patent ↗A compound represented by following formula (23): wherein R 11 and R 12 each represents a substituent; R 13 , R 14 and R 15 each represents a hydrogen atom or a substituent; m 1 represents an integer of from 0 to 4; and m 2 represents an integer of from 0 to 6.
1. A compound represented by following formula (23):
wherein R 11 and R 12 each represents a substituent; R 13 , R 14 and R 15 each represents a hydrogen atom or a substituent; m 1 represents an integer of from 0 to 4; and m 2 represents an integer of from 0 to 6.
2. The compound according to claim 1 , wherein m 1 or m 2 is plural, and one of the plurality of R 11 s is connected to another of the plurality of R 11 s to form a cyclic structure, or one of the plurality of R 12 s is connected to another of the plurality of R 12 s to form a cyclic structure, or one of the plurality of R 11 s is connected to one of the plurality of R 12 s to form a cyclic structure.
3. The compound according to claim 1 , wherein R 11 and R 12 each represents an alkyl group, an aryl group, a heteroaryl group, an alkoxy group, a halogen atom, a cyano group or a cyclic structure obtained by the connection of one of the plurality of R 11 s to another of the plurality of R 11 s, or one of the plurality of R 12 s to another of the plurality of R 12 s, or one of the plurality of R 11 s to one of the plurality of R 12 s.
4. The compound according to claim 1 , wherein R 11 and R 12 each represents an alkyl group, an aryl group or groups which are connected to each other to form an aromatic group.
5. The compound according to claim 1 , wherein R 13 and R 15 each represents an alkyl group, an aryl group or a heteroaryl group; and R 14 represents a hydrogen atom or an alkyl group.
6. The compound according to claim 1 , wherein R 13 and R 15 each represents an alkyl group; and R 14 represents a hydrogen atom.
7. The compound according to claim 1 , wherein m 1 represents an integer of from 0 to 2.
8. The compound according to claim 1 , wherein m 2 represents an integer of from 0 to 2.
9. The compound according to claim 1 , wherein a quinoline derivative ligand in the compound represented by formula (23) is formed by at least four rings.
10. The compound according to claim 1 , which is represented by following formula (2-1):
11. The compound according to claim 1 , which is represented by following formula (2-12):
12. A product comprising the compound according to claim 1 , which is used as fluorescent brightening agent, photographic material, UV-absorbing material, laser dye, color filter dye or color conversion filter.
13. The product according to claim 12 , wherein the product is a fluorescent brightening agent.
14. The product according to claim 12 , wherein the product is a photographic material.
15. The product according to claim 12 , wherein the product is a UV-absorbing material.
16. The product according to claim 12 , wherein the product is a laser dye.
17. The product according to claim 12 , wherein the product is a color filter dye.
18. The product according to claim 12 , wherein the product is a color conversion filter.