Nitrogen-containing compound, electronic element and electronic device
The present application provides a nitrogen-containing compound as represented by formula I, an electronic element, and an electronic device, which relates to the technical field of organic materials. The nitrogen-containing compound can improve the performance of the electronic element.
1. A nitrogen-containing compound, having a structural formula represented by formula I:
wherein L is a single bond;
wherein Ar 1 and Ar 2 are the same or different and are independently selected from a substituted or unsubstituted aryl having 6-31 carbon atoms, or a substituted or unsubstituted heteroaryl having 2-30 carbon atoms;
wherein substituents of L, Ar 1 and Ar 2 are independently selected from deuterium, nitro, hydroxy, alkyl, cycloalkyl, alkenyl, alkynyl, alkoxy, alkylthio, arylsilyl, aryl optionally substituted with 0, 1, 2, 3, 4, or 5 substituent(s) selected from deuterium, fluorine, cyano and methyl, and heteroaryl optionally substituted with 0, 1, 2, 3, 4, or 5 substituent(s) selected from deuterium, fluorine, cyano or methyl.
2. A nitrogen-containing compound, having a structural formula represented by formula I:
wherein L is selected from a single bond, a substituted or unsubstituted arylene having 6-30 carbon atoms, or a substituted or unsubstituted heteroarylene having 1-30 carbon atoms;
wherein Ar 1 and Ar 2 are the same or different and are independently selected from a substituted or unsubstituted aryl having 6-31 carbon atoms, or a substituted or unsubstituted heteroaryl having 2-30 carbon atoms;
wherein substituents of L, Ar 1 and Ar 2 are independently selected from deuterium, nitro, hydroxy, alkyl, cycloalkyl, alkenyl, alkynyl, alkoxy, alkylthio, arylsilyl, aryl optionally substituted with 0, 1, 2, 3, 4, or 5 substituent(s) selected from deuterium, fluorine, cyano and methyl, and heteroaryl optionally substituted with 0, 1, 2, 3, 4, or 5 substituent(s) selected from deuterium, fluorine, cyano or methyl; and
wherein the nitrogen-containing compound is selected from the group consisting of the following compounds:
3. An electronic element, comprising:
an anode and a cathode which are oppositely disposed; and
a functional layer disposed between the anode and the cathode,
wherein the functional layer contains the nitrogen-containing compound according to claim 2 .
4. The electronic element according to claim 3 , wherein the functional layer comprises an electron blocking layer comprising the nitrogen-containing compound.
5. The electronic element according to claim 3 , wherein the functional layer comprises a hole transport layer comprising the nitrogen-containing compound.
6. The electronic element according to claim 3 , wherein the electronic element is an organic electroluminescent device or a solar cell.
7. An electronic device, comprising:
the electronic element according to claim 3 .
8. An electronic element, comprising:
an anode and a cathode which are oppositely disposed; and
a functional layer disposed between the anode and the cathode,
wherein the functional layer contains the nitrogen-containing compound according to claim 1 .
9. The electronic element according to claim 8 , wherein the functional layer comprises an electron blocking layer comprising the nitrogen-containing compound.
10. The electronic element according to claim 8 , wherein the functional layer comprises a hole transport layer comprising the nitrogen-containing compound.
11. The electronic element according to claim 8 , wherein the electronic element is an organic electroluminescent device or a solar cell.
12. An electronic device, comprising:
the electronic element according to claim 8 .