| abstract |
The present invention discloses a novel organic compound, which has the structure of the following formula (1): Wherein, X 1 and X 2 are selected from CR 15 R 16 , NR 17 , Se, O or S, and R 1 -R 5 is selected from hydrogen, alkyl, alkoxy, halogen, cyano, nitro, hydroxyl, silane one of group, amino group, arylamino group, heteroarylamino group, aryl group and heteroaryl group; Hy is represented by formula (Hy 1 ) or (Hy 2 ); Y 1 is selected from single bond, CR 7 R 8 , NR 9 , O or S; Z 1 -Z 8 are independently selected from CR 13 or N; Y 2 is selected from CR 10 R 11 , NR 12 , O or S; D 1 -D 8 are independently selected from CR 14 or N; i is selected from 0-2. The present invention discloses that the compound of the general formula above is suitable as a light-emitting material in an OLED device, and can exhibit excellent device performance and stability. The invention also discloses an organic electroluminescence device using the compound of the general formula. |