Light-emitting element, organic compound, light-emitting device, electronic device, and lighting device
A novel compound and a light-emitting element with high emission efficiency and a long lifetime are provided. The novel compound includes a benzofuropyrazine skeleton or a benzothienopyrazine skeleton, and each of a benzene ring and a pyrazine ring in the benzofuropyrazine skeleton or the benzothienopyrazine skeleton independently includes a substituent with a total number of carbon atoms of 6 to 100 inclusive. The light-emitting element includes the compound.
1. An organic compound represented by General Formula (G4):
wherein:
X represents oxygen or sulfur;
each of Ht 1 and Ht 2 independently represents a substituted or unsubstituted heteroaromatic ring including a dibenzofuran ring or a dibenzothiophene ring.
2. The organic compound according to claim 1 ,
wherein the organic compound is represented by General Formula (G5):
wherein:
each of Z 1 and Z 2 independently represents oxygen or sulfur.
3. The organic compound according to claim 1 ,
wherein the organic compound is represented by Structural Formula (100) or Structural Formula (101):
4. A light-emitting element comprising the organic compound according to claim 1 .
5. A display device comprising:
the light-emitting element according to claim 4 ; and
at least one of a color filter and a transistor.
6. An electronic device comprising:
the display device according to claim 5 ; and
at least one of a housing and a touch sensor.
7. A lighting device comprising:
the light-emitting element according to claim 4 ; and
at least one of a housing and a touch sensor.