Spiro-structure compound containing boron-nitrogen coordination bond and organic electroluminescent device using spiro-structure compound as luminescent layer

The invention discloses a spiro-structure compound containing a boron-nitrogen coordination bond and an organic electroluminescent device using the spiro-structure compound as a luminescent layer, and belongs to the technical field of organic electroluminescence. According to the invention, the structural general formula of the spiro-structure compound containing the boron-nitrogen coordination bond is shown as (1) or (2), and the spiro-structure compound not only can be used as a doping material of a luminescent layer, but also can be directly used as a non-doped luminescent layer material to be applied to an OLED device; and a device prepared from the compound shows the advantages of high brightness and high efficiency, and has relatively small efficiency roll-off under the high brightness, so that the spiro-structure compound containing the boron-nitrogen coordination bond is an excellent organic electroluminescent material. 一种含硼氮配位键的螺结构化合物及其作为发光层的有机电致发光器件，属于有机电致发光技术领域。本发明所述的一种含硼氮配位键的螺结构化合物，其结构通式如(1)或(2)所示