| abstract |
A novel polycyclic aromatic compound and an organic EL device using the same are provided. Kind Code: A1 Abstract: By providing a novel polycyclic aromatic compound in which a plurality of aromatic rings are linked by a four-coordinate boron atom, the choice of materials for an organic EL device is increased. Further, by using a novel polycyclic aromatic compound as a material for an organic EL device, an excellent organic EL device is provided. [Selection diagram] None |