The present disclosure relates to an organic electroluminescent compound, and an organic electroluminescent material and an organic electroluminescent device comprising the same. The organic electroluminescent compound of the present disclosure has excellent color purity, solubility, and thermal stability. By comprising the organic electroluminescent compound and the organic electroluminescent material of the present disclosure, an organic electroluminescent device showing low driving voltage, excellent current and power efficiencies, and significantly improved lifespan can be provided.

The present disclosure relates to an organic electroluminescent compound, and an organic electroluminescent material and an organic electroluminescent device comprising the same. The organic electroluminescent compound of the present disclosure has excellent color purity, solubility, and thermal stability. By comprising the organic electroluminescent compound and the organic electroluminescent material of the present disclosure, an organic electroluminescent device showing low driving voltage, excellent current and power efficiencies, and significantly improved lifespan can be provided.

The present specification provides a multicyclic compound including nitrogen and an organic light emitting device using the same.

The present specification provides a multicyclic compound including nitrogen and an organic light emitting device using the same.

A fused fluoranthene compound which includes an indeno[3,2-b]fluoranthene skeleton having a hetero atom is a novel compound, which is useful as a material for organic electroluminescence devices for use in an organic electroluminescence device and an electronic equipment.

A compound represented by the general Formula (I) below, or a salt or solvate thereof, which is useful as an ALK inhibitor, and is useful for prophylaxis or treatment of a disease accompanied by abnormality in ALK, for example, cancer, cancer metastasis, depression or cognitive function disorder:

##STR00001## (meanings of the symbols that are included in the formula are as given in the specification).

A compound represented by the general Formula (I) below, or a salt or solvate thereof, which is useful as an ALK inhibitor, and is useful for prophylaxis or treatment of a disease accompanied by abnormality in ALK, for example, cancer, cancer metastasis, depression or cognitive function disorder:

##STR00001## (meanings of the symbols that are included in the formula are as given in the specification).

The invention relates to compounds and methods for restoring or preserving cholesterol efflux in a cell infected with Human Immunodeficiency Virus (HIV) by preventing or decreasing an interaction between Negative Regulatory Factor (Nef) protein and Calnexin protein, and methods for screening for such compounds.

The invention relates to compounds and methods for restoring or preserving cholesterol efflux in a cell infected with Human Immunodeficiency Virus (HIV) by preventing or decreasing an interaction between Negative Regulatory Factor (Nef) protein and Calnexin protein, and methods for screening for such compounds.

Provided is a compound of Chemical Formula 1: ##STR00001##
and an organic light emitting device including the same.