Provided is a compound of Chemical Formula 1:

##STR00001##

where R.sub.1 and R.sub.2 are each independently hydrogen, a substituted or unsubstituted C.sub.1-60 alkyl, a substituted or unsubstituted C.sub.1-60 alkoxy, a substituted or unsubstituted C.sub.1-60 haloalkyl, a substituted or unsubstituted C.sub.1-60 haloalkoxy, halogen, cyano, tri(C.sub.1-60 alkyl)silyl, a substituted or unsubstituted C.sub.6-60 aryl, or a substituted or unsubstituted C.sub.2-60 heteroaryl containing at least one of O, N, Si and S,

R.sub.3 and R.sub.4 are each independently hydrogen, deuterium, a substituted or unsubstituted C.sub.1-60 alkyl, a substituted or unsubstituted C.sub.1-60 alkoxy, a substituted or unsubstituted C.sub.1-60 haloalkyl, a substituted or unsubstituted C.sub.1-60 haloalkoxy, halogen, cyano, tri(C.sub.1-60 alkyl)silyl, or a substituted or unsubstituted C.sub.2-60 heteroaryl containing at least one of O, N, Si and S, and

Ar is C.sub.6-60 aryl, or C.sub.2-60 heteroaryl containing at least one of O, N, Si and S, wherein the C.sub.6-60 aryl, or C.sub.2-60 heteroaryl is substituted with 1 to 5 substituents each selected from the group consisting of a substituted or unsubstituted C.sub.1-60 alkyl, a substituted or unsubstituted C.sub.1-60 alkoxy, a substituted or unsubstituted C.sub.1-60 haloalkyl, a substituted or unsubstituted C.sub.1-60 haloalkoxy, halogen, cyano, and tri(C.sub.1-60 alkyl)silyl,

and an organic light emitting device including the same.

The present invention relates to compounds of the formula (1) which are suitable for use in electronic devices, in particular organic electroluminescent devices, and to electronic devices which comprise these compounds.

The present invention refers to processes for catalytic reversible alkene-nitrile interconversion through controllable HCN-free transfer hydrocyanation.

The present invention refers to processes for catalytic reversible alkene-nitrile interconversion through controllable HCN-free transfer hydrocyanation.

Methods of CH bond fluorination using non-heme manganese catalyst are described herein. For example, a method comprises providing a reaction mixture including a non-heme manganese catalyst, a substrate comprising an sp.sup.3 CH bond and a fluorinating agent and converting the sp.sup.3 CH bond to a CF bond in the presence of the non-heme manganese catalyst or a derivative thereof.

Methods of CH bond fluorination using non-heme manganese catalyst are described herein. For example, a method comprises providing a reaction mixture including a non-heme manganese catalyst, a substrate comprising an sp.sup.3 CH bond and a fluorinating agent and converting the sp.sup.3 CH bond to a CF bond in the presence of the non-heme manganese catalyst or a derivative thereof.

An organic electroluminescence device including: an anode; a cathode; two or more emitting units that are disposed between the anode and the cathode, each unit having an emitting layer; and a charge-generating layer that is disposed between the emitting units, wherein the charge-generating layer includes an N layer nearer to the anode and a P layer nearer to the cathode, and the N layer includes a compound represented by the following formula (I) or (II): ##STR00001##

An organic electroluminescence device including: an anode; a cathode; two or more emitting units that are disposed between the anode and the cathode, each unit having an emitting layer; and a charge-generating layer that is disposed between the emitting units, wherein the charge-generating layer includes an N layer nearer to the anode and a P layer nearer to the cathode, and the N layer includes a compound represented by the following formula (I) or (II): ##STR00001##

In one aspect, the disclosure relates to methods for preparation of intermediates useful for the preparation of aryl-cycloheptene scaffolds. In a further aspect, the disclosed methods pertain to the preparation of compounds comprising an aryl-cycloheptene structure. The disclosed methods utilize abundant starting materials and simple reaction sequences that can be used to modularly and scalably assemble common such cores. In various aspects, the present disclosure pertains to compounds prepared using the disclosed methods. This abstract is intended as a scanning tool for purposes of searching in the particular art and is not intended to be limiting of the present disclosure.

The present invention relates to a compound of formula (I) and an organic electronic device comprising a semiconductor layer which comprises a compound of formula (I).