A cyclic azine compound represented by general formula (1):
wherein each Ar1 represents an aromatic group, which is unsubstituted or substituted by a C1-4 alkyl group, a phenyl group or a pyridyl group; and A represents a group selected from those which are represented by general formulae (2) to (5), described in the description. The cyclic azine compound is useful for an organic compound layer of fluorescent or phosphorescent EL device.
一种环状杂
氮化合物,通式表示为(1):其中每个Ar1表示芳香基团,未经取代或取代为C1-4烷基、
苯基或
吡啶基;而A代表从通式(2)到(5)所代表的基团中选择的一种,详见说明书。该环状杂
氮化合物可用于荧光或
磷光EL器件的有机化合物层。