Organic compound, light-emitting element, light-emitting device, electronic device, and lighting device

Patent metadata

Field	Value
Publication number	US-10559760-B2
Application number	US-201715700532-A
Country	US
Kind code	B2
Filing date	Sep 11, 2017
Priority date	Sep 14, 2016
Publication date	Feb 11, 2020
Grant date	Feb 11, 2020

Abstract

A novel organic compound is provided. In particular, a novel organic compound which can improve the element characteristics of a light-emitting element is provided. A novel light-emitting element with high emission efficiency, low driving voltage, and high reliability is provided. An organic compound including an amine skeleton and a benzo[b]naphtho[1,2-d]furan skeleton is provided. A light-emitting element including the organic compound is provided.

First claim

The invention claimed is:

1. An organic compound represented by General Formula (G0):

wherein Ar 1 , Ar 2 , and Ar 3 independently represent a substituted or unsubstituted aromatic hydrocarbon group having 6 to 25 carbon atoms,
wherein Ar 4 represents a substituted or unsubstituted aromatic hydrocarbon group having 6 to 25 carbon atoms,
wherein n, m, and l independently represent an integer of 0 or 1,
wherein A 1 represents General Formula (g0) or General Formula (g1),
wherein A 2 represents General Formula (g0) or General Formula (g1),

wherein Ar 5 and Ar 6 independently represent a substituted or unsubstituted aromatic hydrocarbon group having 6 to 13 carbon atoms,
wherein R 1 to R 18 independently represent any one of hydrogen, a hydrocarbon group having 1 to 6 carbon atoms, a cyclic hydrocarbon group having 3 to 6 carbon atoms, an alkoxy group having 1 to 6 carbon atoms, a cyano group, halogen, a haloalkyl group having 1 to 6 carbon atoms, and a substituted or unsubstituted aromatic hydrocarbon group having 6 to 25 carbon atoms, and
wherein R 6 and R 15 independently represent a substituted or unsubstituted aromatic hydrocarbon group having 6 to 13 carbon atoms.

2. The organic compound according to claim 1 ,
wherein R 1 to R 18 independently represent hydrogen or a substituted or unsubstituted aromatic hydrocarbon group having 6 to 13 carbon atoms.

3. The organic compound according to claim 1 ,
wherein A 1 represents General Formula (g0-a) or General Formula (g1-a),
wherein A 2 represents General Formula (g0-a) or General Formula (g1-a),

wherein Ar 5 and Ar 6 independently represent a substituted or unsubstituted aromatic hydrocarbon group having 6 to 25 carbon atoms, and
wherein R 1 represents hydrogen or a substituted or unsubstituted phenyl group.

4. The organic compound according to claim 1 ,
wherein General Formula (G0) are represented by any one of Structural Formulae (102), (103), (106), and (117)

5. A light-emitting element comprising:
an anode;
a cathode; and
an electroluminescent layer,
wherein the electroluminescent layer is between the anode and the cathode, and
wherein the electroluminescent layer comprises the organic compound according to claim 1 .

6. A light-emitting device comprising:
a light-emitting portion comprising the light-emitting element according to claim 5 ; and
a substrate.

7. An electronic device comprising:
a display portion comprising the light-emitting device according to claim 6 ; and
any one of an antenna, a battery, a housing, a speaker, a microphone, and an operation key.

8. An organic compound represented by General Formula (G1):

wherein Ar 1 , Ar 2 , Ar 3 , Ar 5 , and Ar 6 independently represent a substituted or unsubstituted aromatic hydrocarbon group having 6 to 25 carbon atoms,
wherein Ar 4 represents a substituted or unsubstituted aromatic hydrocarbon group having 6 to 25 carbon atoms,
wherein n, m, and l independently represent an integer of 0 or 1,
wherein R 1 to R 18 independently represent any one of hydrogen, a hydrocarbon group having 1 to 6 carbon atoms, a cyclic hydrocarbon group having 3 to 6 carbon atoms, an alkoxy group having 1 to 6 carbon atoms, a cyano group, halogen, a haloalkyl group having 1 to 6 carbon atoms, and a substituted or unsubstituted aromatic hydrocarbon group having 6 to 25 carbon atoms,
wherein R 6 and R 15 independently represent a substituted or unsubstituted aromatic hydrocarbon group having 6 to 13 carbon atoms, and
wherein R 1 to R 5 , R 7 to R 14 , and R 16 to R 18 represent hydrogen.

9. The organic compound according to claim 8 ,
wherein R 1 to R 18 independently represent hydrogen or a substituted or unsubstituted aromatic hydrocarbon group having 6 to 13 carbon atoms.

10. The organic compound according to claim 8 ,
wherein R 6 and R 15 represent a phenyl group.

11. The organic compound according to claim 8 ,
wherein Ar 5 and Ar 6 represent phenylene.

12. The organic compound according to claim 8 ,
wherein Ar 1 , Ar 2 , and Ar 3 represent phenylene, and
wherein Ar 5 and Ar 6 represent para-phenylene.

13. A light-emitting element comprising:
an anode;
a cathode; and
an electroluminescent layer,
wherein the electroluminescent layer is between the anode and the cathode, and
wherein the electroluminescent layer comprises the organic compound according to claim 8 .

14. A light-emitting device comprising:
a light-emitting portion comprising the light-emitting element according to claim 13 ; and
a substrate.

15. An electronic device comprising:
a display portion comprising the light-emitting device according to claim 14 ; and
any one of an antenna, a battery, a housing, a speaker, a microphone, and an operation key.

Assignees

• Semiconductor Energy Lab

Inventors

• Kawakami Sachiko
• Takita Yusuke
• Suzuki Tsunenori
• Seo Satoshi

Classifications

• C07D307/77 Primary

  ortho- or peri-condensed with carbocyclic rings or ring systems · CPC title

• C07C211/31

  the six-membered aromatic ring being part of a condensed ring system formed by at least three rings · CPC title

• H01L51/0061

  Electricity · mapped topic

• H01L51/0065 Primary

  Electricity · mapped topic

• C09K2211/1088

  containing oxygen as the only heteroatom · CPC title