The present invention relates to a composition, comprising a palladium compound which is a palladium salt or a palladium complex or a mixture thereof, and a polycyclic compound of Formula (I), (II) or (III):

An organic compound is described. An organic electroluminescence device comprises the organic compound, as a host of an emissive layer, or as a hole blocking layer. The organic compound may increase a half-life or current efficiency of the organic electroluminescence device. The organic compound may lower a driving voltage of the organic electroluminescence device. The mentioned organic compound may have the following formula: ##STR00001## The same definition as described in the present invention.

An organic compound is described. An organic electroluminescence device comprises the organic compound, as a host of an emissive layer, or as a hole blocking layer. The organic compound may increase a half-life or current efficiency of the organic electroluminescence device. The organic compound may lower a driving voltage of the organic electroluminescence device. The mentioned organic compound may have the following formula: ##STR00001## The same definition as described in the present invention.

The present application relates to an amine compound, which is suitable for use in electronic devices, in particular organic electroluminescent devices (OLEDs). Furthermore, it relates to electronic devices comprising the compound, in particular OLEDs. Furthermore, it relates to a method for synthesizing the above-mentioned amine compound.

The present application relates to an amine compound, which is suitable for use in electronic devices, in particular organic electroluminescent devices (OLEDs). Furthermore, it relates to electronic devices comprising the compound, in particular OLEDs. Furthermore, it relates to a method for synthesizing the above-mentioned amine compound.

The present invention provides a novel ligand compound, a transition metal compound and a catalyst composition including the same.

The present invention provides a novel ligand compound, a transition metal compound and a catalyst composition including the same.

This invention concerns novel oxazine-based fluorophore compounds useful in in vivo nerve imaging, as well as compositions comprising them and methods for their use.

This invention concerns novel oxazine-based fluorophore compounds useful in in vivo nerve imaging, as well as compositions comprising them and methods for their use.

Provided is a compound for an organic electric device, an organic electric device using the same, and an electronic device including the organic electric device. Further provided is an organic electric device having high luminous efficiency, low driving voltage, and high heat resistance can be provided, and color purity and lifespan of the organic electric device can be improved.