The compound represented by formula (1):

##STR00001##

wherein symbols are as defined in the description, provides an organic electroluminescence device having a device performance further improved.

The present invention relates to a selective method for carrying out the Buchwald-Hartwig coupling of biphenyl derivatives.

The present invention relates to a selective method for carrying out the Buchwald-Hartwig coupling of biphenyl derivatives.

Provided are: a compound that further improves the capability of an organic EL device, an organic electroluminescent device having a further improved device capability, and an electronic device including the organic electroluminescent device. Precisely provided are: a compound represented by the following formula (1A) or formula (1B) (wherein the symbols are as defined in the description), an organic electroluminescent device containing the compound, and an electronic device including the organic electroluminescent device.

##STR00001##

Provided are: a compound that further improves the capability of an organic EL device, an organic electroluminescent device having a further improved device capability, and an electronic device including the organic electroluminescent device. Precisely provided are: a compound represented by the following formula (1A) or formula (1B) (wherein the symbols are as defined in the description), an organic electroluminescent device containing the compound, and an electronic device including the organic electroluminescent device.

##STR00001##

The present specification relates to a polymer including a unit represented by Chemical Formula 1, a coating composition including the same, and an organic light emitting device formed using the same: ##STR00001##
wherein all the variables are described herein.

The present specification relates to a polymer including a unit represented by Chemical Formula 1, a coating composition including the same, and an organic light emitting device formed using the same: ##STR00001##
wherein all the variables are described herein.

A light emitting device includes a first electrode, a second electrode disposed on the first electrode, and at least one functional layer disposed between the first electrode and the second electrode. The at least one functional layer includes an amine compound represented by Formula 1. A light emitting device including the amine compound may show improved efficiency and life characteristics.

##STR00001##

A light emitting device includes a first electrode, a second electrode disposed on the first electrode, and at least one functional layer disposed between the first electrode and the second electrode. The at least one functional layer includes an amine compound represented by Formula 1. A light emitting device including the amine compound may show improved efficiency and life characteristics.

##STR00001##

The present disclosure relates to an organic electroluminescent compound and an organic electroluminescent device comprising the same. The organic electroluminescent device with improved driving voltage and/or power efficiency can be provided by using the organic electroluminescent compound according to the present disclosure.