| abstract |
The invention discloses a compound of general formula such as formula (1) and its application in organic light-emitting materials. wherein R 1 is selected from C 1 -C 6 alkyl, silyl, cyano, nitro, halogen, substituted or unsubstituted C 6 -C 60 aryl or fused-ring aromatic hydrocarbon groups, C 3 -C 60 The substituted or unsubstituted heteroaryl or fused heterocyclic aromatic hydrocarbon group; Hy is represented by the following formula Hy1 or Hy2: The present invention also provides an organic electroluminescence device comprising the compound of the above general formula, which has efficient and balanced carrier transport performance. |