Stilbene derivative, light-emitting element, display apparatus, and electronic appliance
View Patent ↗An object of the present invention is to provide a novel material having heat resistance which provides blue light emission, and a light-emitting element, a display apparatus, and an electronic appliance using the material. Aspects of the invention are a stilbene derivative represented by the following general formula (1), the light-emitting element in which a layer containing a light-emitting material interposed between two electrodes is included and the stilbene derivative is contained in the layer containing a light-emitting material, the display apparatus including the light-emitting element, and the electronic appliance including the display apparatus.
1. A light-emitting element comprising an organic material represented by the following general formula (1),
wherein X and Y in the formula are each a substituent represented by the following general formula (2) or (3) and the same or different from one another
2. The light-emitting element according to claim 1 ,
wherein X and Y in the formula are each the substituent represented by the following general formula (2).
3. The light-emitting element according to claim 1 ,
wherein X and Y in the formula are each the substituent represented by the following general formula (3).
4. The light-emitting element according to claim 1 ,
wherein X in the formula is the substituent represented by the following general formula (2), and Y in the formula is the substituent represented by the following general formula (3).
5. The light-emitting element according to claim 1 ,
wherein the organic material is represented by the following structural formula (4)
6. A light-emitting element comprising:
a first electrode;
a second electrode;
a light emitting layer interposed between the first electrode and the second electrode, the light emitting layer including an organic material represented by the following general formula (1),
wherein X and Y in the formula are each a substituent represented by the following general formula (2) or (3) and the same or different from one another
7. The light-emitting element according to claim 6 ,
wherein X and Y in the formula are each the substituent represented by the following general formula (2).
8. The light-emitting element according to claim 6 ,
wherein X and Y in the formula are each the substituent represented by the following general formula (3).
9. The light-emitting element according to claim 6 ,
wherein X in the formula is the substituent represented by the following general formula (2), and Y in the formula is the substituent represented by the following general formula (3).
10. The light-emitting element according to claim 6 ,
wherein the organic material is represented by the following structural formula (4)