Organic luminescent material and preparation method and application thereof

The invention discloses an organic light-emitting material and a preparation method and application thereof.The organic light-emitting material is provided with a carbazole unit and a trifluoromethyl derivative structural unit, and due to the aromatic biphenyl structure of the organic light-emitting material, the organic light-emitting material has a wide energy gap, efficient electroluminescence, high hole mobility and good machinability; as an OLED luminescent material, the compound has good thermal stability, good crystallinity, good electrochemical stability and relatively high luminescent property. 本发明公开了一种有机发光材料及制备方法和应用，所述有机发光材料具有咔唑单元和三氟甲基衍生物结构单元，且由于其芳香联苯结构，具有宽的能隙，高效的电致发光，以及高的空穴迁移率和良好的可加工性，作为OLED发光材料则具有良好的热稳定性，良好的结晶性，良好的电化学稳定性以及较高的发光性能。