Organic electrolumescence device

Abstract

Materials for organic electroluminescence devices are represented by following general formula [1]: wherein A represents a chrysene group, X 1 to X 4 each independently represent a substituted or unsubstituted arylene group having 6 to 30 carbon atoms, X 1 and X 2 may be bonded to each other, X 3 and X 4 may be bonded to each other, Y 1 to Y 4 each independently represent an organic group represented by general formula [2], a to d each represent an integer of 0 to 2 and, a+b+c+d≧0; general formula [2] being: wherein R 1 to R 4 each independently represent hydrogen atom, a substituted or unsubstituted alkyl group having 1 to 20 carbon atoms, a substituted or unsubstituted aryl group having 6 to 20 carbon atoms, cyano group or form a triple bond by a linkage of R 1 and R 2 or R 3 and R 4 , Z represents a substituted or unsubstituted aryl group having 6 to 20 carbon atoms and n represents 0 or 1.

1 . A material for an organic electroluminescence device represented by formula [10]: 
       
         
           
           
               
               
           
         
         wherein Ar 1  and Ar 3  each independently represents a divalent group selected from a group consisting of substituted and unsubstituted phenylene groups, substituted and unsubstituted 1,3-naphthalene groups, substituted and unsubstituted 1,8-naphthalene groups, substituted and unsubstituted fluorene groups and substituted and unsubstituted biphenyl groups, Ar 2  represents a divalent group selected from a group consisting of substituted and unsubstituted anthracene nuclei, substituted and unsubstituted pyrene nuclei, substituted and unsubstituted phenanthrene nuclei, substituted and unsubstituted chrysene nuclei, substituted and unsubstituted pentacene nuclei, substituted and unsubstituted naphthacene nuclei and substituted and unsubstituted fluorene nuclei, X 5  to X 8  each independently represent a substituted or unsubstituted arylene group having 6 to 20 carbon atoms, X 5  and X 6  may be bonded to each other, X 7  and X 8  may be bonded to each other, Y 1  to Y 4  each independently represent an organic group represented by formula [2], a to d each represent an integer of 0 to 2, a+b+c+d≦2, e represents 0 or 1, f represents 1 or 2 and, when Ar 2  represents an anthracene nucleus, a case in which a=b=c=d and Ar 1  and Ar 3  both represent p-phenylene group is excluded; 
       
       
         
           
           
               
               
           
         
         wherein R 1  to R 4  each independently represent a hydrogen atom, a substituted or unsubstituted alkyl group having 1 to 20 carbon atoms, a substituted or unsubstituted aryl group having 6 to 20 carbon atoms, a cyano group, or a triple bond is formed by a linkage of R 1  and R 2  or R 3  and R 4 , Z represents a substituted or unsubstituted aryl group having 6 to 20 carbon atoms and n represents 0 or 1. 
       
     
     
         2 . The material for an organic electroluminescence device according to  claim 1 , which is a light emitting material for an organic electroluminescence device. 
     
     
         3 . An organic electroluminescence device which comprises a light emitting layer or a plurality of thin films of organic compounds comprising a light emitting layer disposed between a pair of electrodes, wherein at least one of the thin films of organic compounds is a layer comprising the material for an organic luminescence device described in  claim 1 . 
     
     
         4 . An organic electroluminescence device which comprises a light emitting layer or a plurality of thin films of organic compounds comprising a light emitting layer disposed between a pair of electrodes, wherein a layer comprising the material for an organic electroluminescence device described in  claim 1  is at least one material selected from a group consisting of a hole injecting material, a hole transporting material and a doping material and is disposed between the pair of electrodes. 
     
     
         5 . An organic electroluminescence device which comprises a light emitting layer or a plurality of thin films of organic compounds comprising a light emitting layer disposed between a pair of electrodes, wherein the light emitting layer comprises 0.1 to 20% by weight of the material for an organic luminescence device described in  claim 1 . 
     
     
         6 . An organic electroluminescence device which comprises a light emitting layer or a plurality of thin films of organic compounds comprising a light emitting layer disposed between a pair of electrodes, wherein one or more materials selected from a group consisting of a hole injecting material, a hole transporting material and a doping material each independently comprise 0.1 to 20% by weight of the material for an organic electroluminescence device described in  claim 1 . 
     
     
         7 . An organic electroluminescence device which comprises a light emitting layer or a plurality of thin films of organic compounds comprising a light emitting layer disposed between a pair of electrodes, wherein the light emitting layer is a layer comprising a stilbene derivative and the material for an organic electroluminescence device described in  claim 1 . 
     
     
         8 . An organic electroluminescence device according to  claim 3 , wherein a layer comprising an aromatic tertiary amine derivative and/or a phthalocyanine derivative is disposed between a light emitting layer and an anode. 
     
     
         9 . An organic electroluminescence device according to  claim 4 , wherein a layer comprising an aromatic tertiary amine derivative and/or a phthalocyanine derivative is disposed between a light emitting layer and an anode. 
     
     
         10 . An organic electroluminescence device according to  claim 5 , wherein a layer comprising an aromatic tertiary amine derivative and/or a phthalocyanine derivative is disposed between a light emitting layer and an anode. 
     
     
         11 . An organic electroluminescence device according to  claim 6 , wherein a layer comprising an aromatic tertiary amine derivative and/or a phthalocyanine derivative is disposed between a light emitting layer and an anode. 
     
     
         12 . An organic electroluminescence device according to  claim 7 , wherein a layer comprising an aromatic tertiary amine derivative and/or a phthalocyanine derivative is disposed between a light emitting layer and an anode.