Compound, light-emitting device, light-emitting apparatus, electronic device, and lighting device
A novel compound represented by formula (G1) is provided. In formula (G1), A represents a substituted or unsubstituted condensed aromatic ring having 10 to 30 carbon atoms or a substituted or unsubstituted condensed heteroaromatic ring having 10 to 30 carbon atoms, and Z 1 to Z 3 each independently have a structure represented by formula (Z-1) or (Z-2). In formula (Z-1), X 1 and X 2 each independently represent any one of an alkyl group having 3 to 10 carbon atoms, a substituted or unsubstituted cycloalkyl group having 3 to 10 carbon atoms, a cycloalkyl group having a bridge structure and having 7 to 10 carbon atoms, and a trialkylsilyl group having 3 to 12 carbon atoms. In addition, Ar 1 to Ar 4 each independently represent a substituted or unsubstituted aromatic hydrocarbon group having 6 to 13 carbon atoms, and at least one of Ar 1 to Ar 4 has the same substituent as X 1 or X 2 .
1. A compound represented by a general formula (G1):
wherein A represents a substituted or unsubstituted condensed aromatic ring having 10 to 30 carbon atoms or a substituted or unsubstituted condensed heteroaromatic ring having 10 to 30 carbon atoms,
wherein Z 1 to Z 3 each independently comprise a structure represented by a general formula (Z-1) or (Z-2),
wherein in the general formula (Z-1), X 1 and X 2 each independently represent any one of an alkyl group having 3 to 10 carbon atoms, a substituted or unsubstituted cycloalkyl group having 3 to 10 carbon atoms, a cycloalkyl group having a bridge structure and having 7 to 10 carbon atoms, and a trialkylsilyl group having 3 to 12 carbon atoms,
wherein Ar 1 to Ar 4 each independently represent a substituted or unsubstituted aromatic hydrocarbon group having 6 to 13 carbon atoms, and
wherein at least one of Ar 1 to Ar 4 comprises the same substituent as X 1 .
2. A compound represented by a general formula (G2):
wherein A represents a substituted or unsubstituted condensed aromatic ring having 10 to 30 carbon atoms or a substituted or unsubstituted condensed heteroaromatic ring having 10 to 30 carbon atoms,
wherein Z 1 and Z 2 each independently comprise a structure represented by a general formula (Z-3) or (Z-4),
wherein in the general formula (Z-3), X 1 and X 2 each independently represent any one of an alkyl group having 3 to 10 carbon atoms, a substituted or unsubstituted cycloalkyl group having 3 to 10 carbon atoms, a cycloalkyl group having a bridge structure and having 7 to 10 carbon atoms, and a trialkylsilyl group having 3 to 12 carbon atoms,
wherein Ar 1 to Ar 6 each independently represent a substituted or unsubstituted aromatic hydrocarbon group having 6 to 13 carbon atoms, and
wherein at least one of Ar 1 to Ar 6 comprises the same substituent as X 1 .
3. A compound represented by a general formula (G3):
wherein Z 1 to Z 3 each independently comprise a structure represented by a general formula (Z-1) or (Z-2),
wherein in the general formula (Z-1), X 1 and X 2 each independently represent any one of an alkyl group having 3 to 10 carbon atoms, a substituted or unsubstituted cycloalkyl group having 3 to 10 carbon atoms, a cycloalkyl group having a bridge structure and having 7 to 10 carbon atoms, and a trialkylsilyl group having 3 to 12 carbon atoms,
wherein Ar 1 to Ar 4 each independently represent a substituted or unsubstituted aromatic hydrocarbon group having 6 to 13 carbon atoms,
wherein at least one of Ar 1 to Ar 4 comprises the same substituent as X 1 or X 2 , and
wherein R 1 to R 8 each independently represent any one of hydrogen, an alkyl group having 3 to 10 carbon atoms, a substituted or unsubstituted cycloalkyl group having 3 to 10 carbon atoms, a trialkylsilyl group having 3 to 12 carbon atoms, and a substituted or unsubstituted aryl group having 6 to 25 carbon atoms.
4. A compound represented by a general formula (G4):
wherein Z 1 and Z 2 each independently comprise a structure represented by a general formula (Z-3) or (Z-4),
wherein in the general formula (Z-3), X 1 and X 2 each independently represent any one of an alkyl group having 3 to 10 carbon atoms, a substituted or unsubstituted cycloalkyl group having 3 to 10 carbon atoms, a cycloalkyl group having a bridge structure and having 7 to 10 carbon atoms, and a trialkylsilyl group having 3 to 12 carbon atoms,
wherein Ar 1 to Ar 6 each independently represent a substituted or unsubstituted aromatic hydrocarbon group having 6 to 13 carbon atoms,
wherein at least one of Ar 1 to Ar 6 comprises the same substituent as X 1 or X 2 , and
wherein R 4 to R 11 each independently represent any one of hydrogen, an alkyl group having 3 to 10 carbon atoms, a substituted or unsubstituted cycloalkyl group having 3 to 10 carbon atoms, a trialkylsilyl group having 3 to 12 carbon atoms, and a substituted or unsubstituted aryl group having 6 to 25 carbon atoms.
5. A compound represented by a structural formula (100), (101), or (102):
6. A light-emitting device comprising the compound according to claim 1 .
7. A light-emitting device comprising an EL layer between a pair of electrodes, wherein the EL layer comprises the compound according to claim 1 .
8. A light-emitting device comprising an EL layer between a pair of electrodes,
wherein the EL layer comprises a light-emitting layer, and
wherein the light-emitting layer comprises the compound according to claim 1 .
9. The light-emitting device according to claim 8 , further comprising a phosphorescent material in the light emitting layer.
10. The light-emitting device according to claim 8 , further comprising a TADF material in the light emitting layer.
11. A light-emitting apparatus comprising:
the light-emitting device according to claim 6 ; and
at least one of a transistor and a substrate.
12. An electronic device comprising:
the light-emitting apparatus according to claim 11 ; and
at least one of a microphone, a camera, an operation button, an external connection portion, and a speaker.
13. A lighting device comprising:
the light-emitting device according to claim 6 ; and
at least one of a housing, a cover, and a support.