The present invention provides a compound of formula (I) for an organic electroluminescent device:
wherein X1, X2, X3, Y, Ar1, Ar2, Ar3, Ar4, Ar5, Ar6, and Ar7 are as defined in the description.
本发明提供了一种用于有机电致发光器件的化合物,其
化学式为(I),其中X1、X2、X3、Y、Ar1、Ar2、Ar3、Ar4、Ar5、Ar6和Ar7的定义如说明中所述。