Abstract: A heterocyclic compound is represented by Formula 1. A light-emitting device includes a first electrode, a second electrode disposed on the first electrode, and one or more organic layers interposed between the first electrode and the second electrode. One or more of the organic layers includes the heterocyclic compound. One or more of the organic layer may further include a compound represented by Formula 3.

Abstract: Provided is a heterocyclic compound represented by Chemical Formula 1, an organic light emitting device including the same, and a composition for an organic material layer. When the heterocyclic compound represented by Chemical Formula 1 is used in an organic material layer, it is possible to lower a driving voltage of an organic light emitting device, and improve light emission efficiency and lifetime properties thereof.

Abstract: A heterocyclic compound is represented by Formula 1. A light-emitting device includes a first electrode, a second electrode, and an organic layer between the first electrode and the second electrode and including the heterocyclic compound. The organic layer may include an emission layer including a dopant material and a host material including the heterocyclic compound.

Abstract: Provided is a heterocyclic compound represented by Chemical Formula 1, an organic light emitting device including the same, and a composition for an organic material layer. When the heterocyclic compound represented by Chemical Formula 1 is used in an organic material layer, itis possible to lower a driving voltage of an organic light emitting device, and improve light emission efficiency and lifetime properties thereof.

Abstract: The present specification relates to a heterocyclic compound represented by Chemical Formula 1, an organic light emitting device including the same, and a composition for an organic material layer.

Abstract: Provided is a heterocyclic compound represented by Chemical Formula 1, an organic light emitting device including the same, and a composition for an organic material layer. When the heterocyclic compound represented by Chemical Formula 1 is used in an organic material layer, itis possible to lower a driving voltage of an organic light emitting device, and improve light emission efficiency and lifetime properties thereof.

Abstract: The present disclosure relates to a heterocyclic compound represented by Chemical Formula 1, an organic light emitting device including the same, and a composition for an organic material layer.

Abstract: The present disclosure relates to a heterocyclic compound represented by Chemical Formula 1, an organic light emitting device including the same and a composition for an organic material layer. Each substituent of Chemical Formula 1 has the same definition as described in the description of the disclosure.

Abstract: The present disclosure relates to a heterocyclic compound represented by Chemical Formula 1, an organic light emitting device including the same and a composition for an organic material layer. Each substituent of Chemical Formula 1 has the same definition as described in the description of the disclosure.

Abstract: The present disclosure relates to a heterocyclic compound represented by Chemical Formula 1 and an organic light emitting device including the same.

Abstract: The present specification relates to a heterocyclic compound represented by Chemical Formula 1, an organic light emitting device comprising the same, and a composition for an organic material layer of an organic light emitting device.

Abstract: The present specification relates to a heterocyclic compound represented by the following Chemical Formula 1, and an organic light emitting device and a composition for an organic material layer including the same: in Chemical Formula 1, a is an integer of 0 or 1, R1 to R6 are the same as or different from each other, and each independently selected from the group consisting of hydrogen; deuterium; halogen; a cyano group; a substituted or unsubstituted C1 to C60 alkyl group; a substituted or unsubstituted C2 to C60 alkenyl group; a substituted or unsubstituted C2 to C60 alkynyl group; a substituted or unsubstituted C1 to C60 alkoxy group; a substituted or unsubstituted C3 to C60 cycloalkyl group; substituted or unsubstituted C2 to C60 heterocycloalkyl group; a substituted or unsubstituted C6 to C60 aryl group; a substituted or unsubstituted C2 to C60 heteroaryl group; a group represented by the following Chemical Formula 2-1; and a group represented by the following Chemical Formula 2-2, at least one of

Abstract: The present disclosure relates to a heterocyclic compound represented by Chemical Formula 1, an organic light emitting device including the same, and a composition for an organic material layer. In Chemical Formula 1, each substituent has the same definition as in the detailed description.

Abstract: The present invention provides a heterocyclic compound represented by Formula 1 and an organic light-emitting device comprising the same.

Abstract: The present specification relates to a heterocyclic compound represented by Formula 1, an organic light emitting device comprising the same, a method for preparing the same, and a composition for organic layer.

Abstract: The present specification relates to a heterocyclic compound represented by Formula 1, an organic light-emitting device comprising the same, a manufacturing method thereof, and a composition for an organic layer thereof.

Abstract: The present specification relates to a heterocyclic compound represented by Formula 1, an organic light-emitting device comprising the same, a manufacturing method thereof, and a composition for an organic layer thereof.

Abstract: The present specification relates to a heterocyclic compound represented by Formula 1, an organic light emitting device comprising the same, a method for preparing the same, and a composition for organic layer.

Abstract: The present invention relates to compounds represented by specific formulas, organic optoelectronic diodes, and display devices.

Abstract: Provided are a novel phosphorus 2-pyrone derivative and a preparation method thereof. The phosphorus 2-pyrone derivative according to the present invention is capable of being efficiently synthesized by treating an alkyl hydrogen alkynylphosphonate derivative and an alkyne derivative with a minimal amount of a gold catalyst.