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US 8,771,845 B2Granted
Emissive aryl-heteroaryl compounds
AssigneeNitto Denko Corporation
InventorsShijun Zheng, Jensen Cayas, Sheng Li, Amane Mochizuki, Hyun Sik Chae, Brett T. Harding
Life of this patent
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Abstract
Disclosed herein are compounds represented by Formula 1, wherein R1, Ar1, X, Ar2, Ar3, and Het are described herein. Compositions and light-emitting devices related thereto are also disclosed.
Claims18
A compound represented by a formula:
- wherein R1 is a C1-10O1-4 ether attaching at an oxygen atom or —R7—NR8R9;
- wherein R7 is a single bond or optionally substituted C6-10 aryloxy;
- and
- R8 and R9 are independently optionally substituted C6-10 aryl, wherein R8 and R9 optionally link together form a third ring comprising N;
- Ar1 is aryl having 0, 1, 2, 3, or 4 substituents independently selected from C1-3 alkyl and F;
- Ar2 is p-interphenylene having 0, 1, 2, 3, or 4 substituents independently selected from C1-3 alkyl and F;
- X is O;
- Ar3 is p-interphenylene having 0, 1, 2, 3, or 4 substituents independently selected from C1-3 alkyl and F;
- or Ar3 is a single bond;
- Z is NR6, wherein R6 is optionally substituted phenyl, optionally substituted —CH2-phenyl, or optionally substituted (4-halophenyl)methyl;
- and
- R2, R3, R4, and R5 are independently H, optionally substituted C6-30 aryl, C1-10 alkyl, or C1-10 alkoxy.
9 more elements
A compound represented by a formula:
- R1—Ar1—X—Ar2—Ar3-Het
- wherein R1 is C1-10 alkoxy, substituted carbazolyl, substituted diphenylamino, optionally substituted carbazolylphenoxy, or optionally substituted diphenylaminophenoxy;
- Ar1 is optionally substituted aryl;
- Ar2 is p-interphenylene having 0, 1, 2, 3, or 4 substituents independently selected from C1-3 alkyl and F;
- X is O;
- Ar3 is p-interphenylene having 0, 1, 2, 3, or 4 substituents independently selected from C1-3 alkyl and F;
- or Ar3 is a single bond;
- and
- Het is optionally substituted benzoimidazolyl.
6 more elements
A compound represented by a formula:
- wherein R1 is C1-10 alkoxy, optionally substituted carbazolylphenoxy, or optionally substituted diphenylaminophenoxy;
- and
- Het is optionally substituted benzoimidazolyl.
Dependencies are inferred from the claim text.