| abstract |
The present invention provides an organic electroluminescent compound containing 1,2,4-triazine group such as structural formula I, the compound has better thermal stability, high luminous efficiency, high luminous purity, and can be used to make organic The electromechanical luminescent device is used in the fields of organic solar cells, organic thin film transistors or organic photoreceptors. The present invention also provides an organic electroluminescence device, which comprises an anode, a cathode and an organic layer, the organic layer comprising a light-emitting layer, a hole injection layer, a hole transport layer, a hole blocking layer, an electron injection layer, and an electron transport layer One or more layers of the organic layer, at least one layer of the organic layer contains a compound such as structural formula I. |