The present specification relates to a double spiro structure compound and an organic light emitting device including the same.

The present disclosure relates to reagents and method for performing trifluoromethylation, difluoromethylation or alkylation of aromatic or heteroaromatic rings in a redox-neutral manner without any catalyst which are enabled by light. In addition, there are methods for synthesizing the starting reagents used in the trifluoromethylation, difluoromethylation or alkylation reactions.

Disclosed are compounds that may be used to inhibit the action of fatty acid amide hydrolase (FAAH), monoacylgly-cerol lipase (MAGL) or dual FAAH/MAGL.

Disclosed are compounds that may be used to inhibit the action of fatty acid amide hydrolase (FAAH), monoacylgly-cerol lipase (MAGL) or dual FAAH/MAGL.

Disclosed are compounds that may be used to inhibit the action of fatty acid amide hydrolase (FAAH), monoacylglycerol lipase (MAGL) or dual FAAH/MAGL. More particularly, compounds of formula II ##STR00001##
have utility in a variety of therapeutic uses such as treatment of pain, inflammation, neuropathy, or appetite disorder.

Provided is an organic compound which contributes to substantial improvements in the luminous efficiency and viewing angle of an organic electroluminescent device. An organic electroluminescent device includes: a first electrode; a second electrode; an organic layer disposed between the first electrode and the second electrode; and a capping layer. The organic layer or the capping layer includes an organic compound represented by chemical formula 1.

Provided is a method for preparing a deuterated anthracene compound, the method including synthesizing a deuterated anthracene compound by reacting a halogenated benzene having at least one deuterium with an enolate. Also provided is a reaction composition; a deuterated anthracene compound; and a composition containing the deuterated anthracene compound.

The present disclosure relates to a novel heterocyclic compound represented by the following Chemical Formula 1 and to an organic light emitting device comprising the same: ##STR00001##
wherein, R.sub.1, R.sub.2, R.sub.3, R.sub.4, R.sub.5, R.sub.6, m, n and o are described herein.

The present disclosure relates to a novel heterocyclic compound represented by the following Chemical Formula 1 and to an organic light emitting device comprising the same: ##STR00001##
wherein, R.sub.1, R.sub.2, R.sub.3, R.sub.4, R.sub.5, R.sub.6, m, n and o are described herein.

To provide an organic electroluminescence device having high luminous efficiency (for example, external quantum efficiency) and high durability and causing little chromaticity shift after device deterioration.

An organic electroluminescence device material comprising a substrate having thereon a pair of electrode and at least one organic layer between the electrodes, the organic layer containing a light emitting layer, wherein any one layer of the organic layer contains, for example, as shown below, a metal complex having a group represented by formula (I).

##STR00001##