Organic compound, light-emitting device, light-emitting apparatus, electronic equipment, lighting device, and electronic device
A novel organic compound is provided. A novel organic compound having a carrier-transport property is provided. A novel organic compound having a hole-transport property is provided. An organic compound having a low refractive index is provided. An organic compound having a low refractive index and a carrier-transport property is provided. An organic compound having a low refractive index and a hole-transport property is provided. An organic compound represented by the following general formula (G1) is provided.
1 . A light-emitting device comprising:
an organic material layer, the organic material layer comprising an organic compound represented by formula (G1),
wherein each of Ar 1 to Ar 4 independently represents any of a substituted or unsubstituted phenylene group, a substituted or unsubstituted biphenyldiyl group, and a substituted or unsubstituted terphenyldiyl group,
wherein each of R 1 to R 4 independently represents an open-chain saturated hydrocarbon group having 5 to 12 carbon atoms or a substituted or unsubstituted cyclic saturated hydrocarbon group having 5 to 12 carbon atoms,
wherein each of m, n, p and s independently represent an integer of 0 to 3, and
wherein at least two or more of m, n, p and s independently represent an integer of 1 to 3.
2 . The light-emitting device according to claim 1 , wherein each of Ar 1 and Ar 4 is a substituted or unsubstituted phenylene group.
3 . The light-emitting device according to claim 1 , wherein each of Ar 2 and Ar 3 is a substituted or unsubstituted biphenyldiyl group.
4 . The light-emitting device according to claim 1 , wherein each of Ar 1 to Ar 4 is a substituted or unsubstituted phenylene group.
5 . The light-emitting device according to claim 1 ,
wherein the organic compound is represented by formula (G2):
6 . The light-emitting device according to claim 1 ,
wherein the organic compound is represented by formula (G4):
7 . The light-emitting device according to claim 1 ,
wherein the organic compound is represented by formula (G5):
8 . The light-emitting device according to claim 1 , wherein each of m, n, p and s independently represents an integer of 1 to 3.
9 . The light-emitting device according to claim 1 , wherein each of m, n, p and sis 1.
10 . The light-emitting device according to claim 1 ,
wherein the organic compound is represented by formula (G3):
11 . The light-emitting device according to claim 1 ,
wherein the organic compound is represented by formula (G6):
12 . The light-emitting device according to claim 1 , wherein R 1 to R 4 are each independently a cyclohexyl group.
13 . The light-emitting device according to claim 1 ,
wherein the organic compound is represented by the following formula:
14 . The light-emitting device according to claim 1 ,
wherein the organic compound is represented by the following formula:
15 . The light-emitting device according to claim 1 , further comprising a light-emitting layer,
wherein the organic material layer has a lower refractive index than the light-emitting layer.
16 . The light-emitting device according to claim 1 , further comprising an electron-transport layer,
wherein the organic material layer has a lower refractive index than the electron-transport layer.
17 . The light-emitting device according to claim 1 , further comprising a light-emitting layer and an electron-transport layer,
wherein the organic material layer is a hole-transport layer.
18 . A light-emitting apparatus comprising:
the light-emitting device according to claim 1 ; and
one of a transistor and a substrate.
19 . Electronic equipment comprising:
the light-emitting apparatus according to claim 18 ; and
one of a sensor, an operation button, a speaker and a microphone.
20 . A lighting device comprising:
the light-emitting apparatus according to claim 18 ; and
a housing.
21 . An electronic device comprising the light-emitting device according to claim 1 .