Electroluminescent iridium compounds with fluorinated phenylpyridines, phenylpyrimidines, and phenylquinolines and devices made such compounds

Abstract

The present invention is generally directed to electroluminescent Ir(III) compounds, the substituted 2-phenylpyridines, phenylpyrimidines, and phenylquinolines that are used to make the Ir(III) compounds, and devices that are made with the Ir(III) compounds.

1 - 22 . (canceled)  
     
     
         23 . A mer-Ir(L) 3  or fac-Ir(L) 3  complex, wherein the L ligand has the Structure I  
       
         
           
           
               
               
           
         
       
       and wherein the A, and R 1  to R 8  substituents are as follows and said is selected from compound 1-a through 1-h, 1-j, 1-l, 1-q, 1-t, and 1-u, wherein A and R 1  through R 8  are shown below:  
       
         
           
                 
                 
                 
                 
                 
                 
                 
                 
                 
                 
               
                     
                 
                     
                 
                   Compound 
                   A 
                   R 1   
                   R 2   
                   R 3   
                   R 4   
                   R 5   
                   R 6   
                   R 7   
                   R 8   
                 
                     
                 
                   1-a 
                   C 
                   H 
                   H 
                   CF 3   
                   H 
                   H 
                   H 
                   H 
                   H 
                 
                   1-b 
                   C 
                   H 
                   H 
                   CF 3   
                   H 
                   H 
                   H 
                   F 
                   H 
                 
                   1-c 
                   C 
                   H 
                   H 
                   CF 3   
                   H 
                   F 
                   H 
                   H 
                   H 
                 
                   1-d 
                   C 
                   H 
                   H 
                   H 
                   H 
                   F 
                   H 
                   H 
                   H 
                 
                   1-e 
                   C 
                   H 
                   H 
                   CF 3   
                   H 
                   H 
                   CF 3   
                   H 
                   H 
                 
                   1-f 
                   C 
                   H 
                   H 
                   H 
                   H 
                   H 
                   CF 3   
                   H 
                   H 
                 
                   1-h 
                   C 
                   Cl 
                   H 
                   CF 3   
                   H 
                   H 
                   H 
                   H 
                   H 
                 
                   1-j 
                   C 
                   H 
                   H 
                   CF 3   
                   H 
                   H 
                   F 
                   H 
                   H 
                 
                   1-l 
                   C 
                   H 
                   H 
                   CF 3   
                   H 
                   H 
                   H 
                   OCF 3   
                   H 
                 
                   1-q 
                   C 
                   H 
                   H 
                   CF 3   
                   H 
                   H 
                   OCH 3   
                   H 
                   H 
                 
                   1-t 
                   C 
                   H 
                   
                     H 
                   
                   CF 3   
                   H 
                   H 
                   F 
                   H 
                   F 
                 
                   1-u 
                   C 
                   H 
                   
                     H 
                   
                   CF 3   
                   H 
                   F 
                   H 
                   F 
                   H