Organic electroluminescence device

Abstract

An organic electroluminescence device which exhibits an excellent purity of color and a high efficiency of light emission, has a long life and emits reddish light and a novel compound having these characteristics are provided. The organic electroluminescence device comprises an organic layer disposed between at least one pair of electrodes, wherein the organic layer comprises a compound having a fluoranthene skeleton structure substituted at least with an amine group or an alkenyl group.

1 - 10 . (canceled)  
     
     
         11 . An organic electroluminescence device which comprises an organic layer disposed between at least one pair of electrodes, wherein the organic layer comprises a host material and a compound selected from compounds represented by the following general formula [1], [2], and [4] to [16]:  
       
         
           
           
               
               
           
         
         
           
           
               
               
           
         
         
           
           
               
               
           
         
       
       wherein X 1  to X 20  each independently represents hydrogen atom, a linear, branched or cyclic alkyl group having 1 to 20 carbon atoms, a linear, branched or cyclic alkoxy group having 1 to 20 carbon atoms, a substituted or unsubstituted aryl group having 6 to 30 carbon atoms, a substituted or unsubstituted aryloxy group having 6 to 30 carbon groups, a substituted or unsubstituted arylamino group having 6 to 30 carbon atoms, a substituted or unsubstituted alkylamino group having 1 to 30 carbon atoms, a substituted or unsubstituted arylalkylamino group having 7 to 30 carbon atoms or a substituted or unsubstituted alkenyl group having 8 to 30 carbon atoms; a pair of adjacent groups represented by X 1  to X 20  and a pair of adjacent substituents to groups represented by X 1  to X 20  may form a cyclic structure in combination; when a pair of adjacent substituents are aryl groups, the pair of substituents may be a single group; and at least one of substituents represented by X 1  to X i , i representing a number of 12 to 20, comprises an amine group or an alkenyl group.  
     
     
         12 . The organic electroluminescence device according to  claim 11 , wherein the organic layer is at least one of a hole transporting layer and a light emitting layer.  
     
     
         13 . The organic electroluminescence device according to  claim 11 , wherein the organic layer comprises 1 to 70% by weight of said compound.  
     
     
         14 . The organic electroluminescence device according to  claim 11 , wherein a layer of an inorganic compound is disposed between the organic layer and any of the electrodes.  
     
     
         15 . The organic electroluminescence device according to  claim 12 , wherein a layer of an inorganic compound is disposed between the organic layer and any of the electrodes.  
     
     
         16 . The organic electroluminescence device according to  claim 13 , wherein a layer of an inorganic compound is disposed between the organic layer and any of the electrodes.  
     
     
         17 . The organic electroluminescence device according to  claim 11 , which emits reddish light.  
     
     
         18 . The organic electroluminescence device according to  claim 12 , which emits reddish light.  
     
     
         19 . The organic electroluminescence device according to  claim 13 , which emits reddish light.  
     
     
         20 . The organic electroluminescence device according to  claim 14 , which emits reddish light.  
     
     
         21 . The organic electroluminescence device according to  claim 15 , which emits reddish light.  
     
     
         22 . The organic electroluminescence device according to  claim 16 , which emits reddish light.  
     
     
         23 . The organic electroluminescence device according to  claim 11 , wherein the organic layer comprises said compound and isomers thereof.  
     
     
         24 . The organic electroluminescence device according to  claim 12 , wherein the organic layer comprises said compound and isomers thereof.  
     
     
         25 . The organic electroluminescence device according to  claim 13 , wherein the organic layer comprises said compound and isomers thereof.  
     
     
         26 . The organic electroluminescence device according to  claim 14 , wherein the organic layer comprises said compound and isomers thereof.  
     
     
         27 . The organic electroluminescence device according to  claim 17 , wherein the organic layer comprises said compound and isomers thereof.  
     
     
         28 . The organic electroluminescence device according to  claim 23 , wherein, among said compound and the isomers thereof, a ratio of an amount by mole of an isomer which can emit light having a longer wavelength to an amount by mole of an isomer which can emit light having a shorter wave is in a range of 90:10 to 60:40.  
     
     
         29 . The organic electroluminescence device according to  claim 24 , wherein, among said compound and the isomers thereof, a ratio of an amount by mole of an isomer which can emit light having a longer wavelength to an amount by mole of an isomer which can emit light having a shorter wave is in a range of 90:10 to 60:40.  
     
     
         30 . The organic electroluminescence device according to  claim 25 , wherein, among said compound and the isomers thereof, a ratio of an amount by mole of an isomer which can emit light having a longer wavelength to an amount by mole of an isomer which can emit light having a shorter wave is in a range of 90:10 to 60:40.  
     
     
         31 . The organic electroluminescence device according to  claim 11 , wherein said host material is selected from the group consisting of anthracene, naphthalene, phenanthrene, pyrene, tetracene, coronene, chrysene, perylene, phthaloperylene, naphthaloperylene, perynone, phthaloperynone, naphthaloperynone, and rubrene.