A compound is represented by a formula (2) below and has at least one group represented by a formula (20) below. In the formula (2): m is 0, 1, 2, or 3, n is 0, 1, 2 or 3, and m+n is an integer of 1 or more.

##STR00001##

A novel organic compound is provided. An organic compound represented by General Formula (G1) below is provided. Note that in General Formula (G1), one of A and B represents a group represented by General Formula (g1) below, and the other of A and B, R1 to R8, and R11 to R14 each independently represent any one of hydrogen, an alkyl 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, a halogen, a haloalkyl group having 1 to 6 carbon atoms, and a substituted or unsubstituted aromatic hydrocarbon group having 6 to 60 carbon atoms. R9 and R10 each independently represent any one of hydrogen, an alkyl 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, a halogen, a haloalkyl group having 1 to 6 carbon atoms, and a substituted or unsubstituted phenyl group. Ar represents a substituted or unsubstituted aryl group having 6 to 13 carbon atoms.

##STR00001##

The invention relates to compounds comprising functional substituents in a specific spatial arrangement, devices containing same, and the preparation and use thereof.

The invention relates to compounds comprising functional substituents in a specific spatial arrangement, devices containing same, and the preparation and use thereof.

Disclosed are a light-emitting device and a method of manufacturing the same. The light-emitting device includes: a first electrode; a second electrode facing the first electrode; an emission layer between the first electrode and the second electrode and including a quantum dot including a first ligand bonded to a surface thereof; and a charge transport layer including an inorganic nanoparticle including a second ligand bonded to a surface thereof, wherein an interface between the emission layer and the charge transport layer includes a cross-link in which the first ligand on the surface of the quantum dot and the second ligand on the surface of the inorganic nanoparticle are linked by a cross-linking agent.

Disclosed are a light-emitting device and a method of manufacturing the same. The light-emitting device includes: a first electrode; a second electrode facing the first electrode; an emission layer between the first electrode and the second electrode and including a quantum dot including a first ligand bonded to a surface thereof; and a charge transport layer including an inorganic nanoparticle including a second ligand bonded to a surface thereof, wherein an interface between the emission layer and the charge transport layer includes a cross-link in which the first ligand on the surface of the quantum dot and the second ligand on the surface of the inorganic nanoparticle are linked by a cross-linking agent.

The present disclosure provides a nitrogen-containing compound, an organic electroluminescent device and an electronic apparatus, belonging to the technical field of organic materials. The nitrogen-containing compound of the present disclosure has a carbazole structure and a fluorenyl group, two cooperating with each other and has a high first triplet energy level. Therefore, the nitrogen-containing compound of the present disclosure is suitable for use as a host material of a light-emitting in an organic electroluminescent device. The nitrogen-containing compound can improve the performance of the organic electroluminescent device.

The present disclosure provides a nitrogen-containing compound, an organic electroluminescent device and an electronic apparatus, belonging to the technical field of organic materials. The nitrogen-containing compound of the present disclosure has a carbazole structure and a fluorenyl group, two cooperating with each other and has a high first triplet energy level. Therefore, the nitrogen-containing compound of the present disclosure is suitable for use as a host material of a light-emitting in an organic electroluminescent device. The nitrogen-containing compound can improve the performance of the organic electroluminescent device.

Provided is an organic light-emitting device comprising an anode, a cathode, and a light-emitting layer provided between the anode and the cathode, wherein the light-emitting layer comprises a first compound of Chemical Formula 1 and a second compound of Chemical Formula 2: ##STR00001## wherein: A is Chemical Formula 1a or 1b: ##STR00002## Ar.sub.1 and Ar.sub.2 are each independently a C.sub.6-60 aromatic ring or a C.sub.2-60 heteroaromatic ring, and Ar.sub.1 and Ar.sub.2 are unsubstituted, or substituted with C.sub.1-60 alkyl, C.sub.6-60 aryl, or C.sub.2-60 heteroaryl; Ar′.sub.1 and Ar′.sub.2 are each independently substituted or unsubstituted C.sub.6-60 aryl or substituted or unsubstituted C.sub.2-60 heteroaryl; provided that a1+b1+c1+d+e+f is 1 or more; or a2+b2+c2+d+e+f is 1 or more; R′.sub.1 and R′.sub.2 are each independently hydrogen, deuterium, C.sub.1-60 alkyl, C.sub.6-60 aryl, or C.sub.2-60 heteroaryl; and r and s are each independently 0 to 7.

Provided is an organic light-emitting device comprising an anode, a cathode, and a light-emitting layer provided between the anode and the cathode, wherein the light-emitting layer comprises a first compound of Chemical Formula 1 and a second compound of Chemical Formula 2: ##STR00001## wherein: A is Chemical Formula 1a or 1b: ##STR00002## Ar.sub.1 and Ar.sub.2 are each independently a C.sub.6-60 aromatic ring or a C.sub.2-60 heteroaromatic ring, and Ar.sub.1 and Ar.sub.2 are unsubstituted, or substituted with C.sub.1-60 alkyl, C.sub.6-60 aryl, or C.sub.2-60 heteroaryl; Ar′.sub.1 and Ar′.sub.2 are each independently substituted or unsubstituted C.sub.6-60 aryl or substituted or unsubstituted C.sub.2-60 heteroaryl; provided that a1+b1+c1+d+e+f is 1 or more; or a2+b2+c2+d+e+f is 1 or more; R′.sub.1 and R′.sub.2 are each independently hydrogen, deuterium, C.sub.1-60 alkyl, C.sub.6-60 aryl, or C.sub.2-60 heteroaryl; and r and s are each independently 0 to 7.