| abstract |
Disclosed is a compound for an organic semiconductor device having processability, thermal stability, light absorption characteristics, light stability, and charge transport characteristics. At least one layer comprises a compound of the general formula: R1 and R2 and / or R6 and R7 are each a heterocyclic 5-membered or 6-membered ring having at least one heteroatom selected from S, O, N or P, or a monocyclic ring, Forms a 6-membered ring without further fusion, and R3, R4, and R5 are H independent of each other, or one group selected from aryl, alkyl, fluorinated alkyl or partially fluorinated alkyl, unsaturated alkyl . [Selection] Figure 1 |