| abstract |
The invention discloses an organic electroluminescent semiconductor material and a preparation method and application thereof, and the organic electroluminescent semiconductor material has the molecular structural formula as shown in (I). The preparation method includes the step of providing a compound A and a compound B for Suzuki coupling reaction of the compound A and the compound B to prepare the organic electroluminescent semiconductor material, the organic electroluminescent semiconductor material has excellent thermal stability, and the film recrystallization phenomenon can be avoided. At the same time, the organic electroluminescent semiconductor material has excellent charge carrier transport properties and solubility, good film-forming property, and wide application range. The preparation method is mature in process and high in yield. |