| abstract |
The present invention provides a kind of general formula compound represented by following general formula (I), (II): Wherein, A 1 and A 2 are independently selected from C 1 -C 12 alkyl groups, C 6 -C 60 substituted or unsubstituted aryl groups, C 10 -C 60 substituted or unsubstituted fused ring aryl groups; The substituted aryl specifically refers to a substituent selected from C 1 -C 6 alkyl, halogen, CN, or Si(R 2 ) 3 , where R 2 is selected from C 1 -C 6 alkyl; The said and substituted condensed ring aryl specifically refers to the substituents selected from C 1 to C 6 alkyl, halogen, CN, or Si(R 2 ) 3 , where R 2 is selected from C 1 to C 6 alkyl. The compounds of the general formula of the present invention can be used in organic electroluminescent devices. |