| abstract |
The invention belongs to the field of organic electroluminescent materials, and discloses a red light metal complex containing a pyridine structure. The metal complex provided by the invention has a general structure as shown in formula (I). The invention significantly improves the purification and sublimation yield of the material by introducing specific auxiliary ligands into the compound structure, thereby reducing the use cost of the material, and is extremely beneficial to industrial production. The metal complex of the present application can make the material have similar photoelectric properties, reduce luminous quenching, improve the quantum efficiency of organic electroluminescent devices, and greatly improve luminous efficiency. |