An organic electroluminescence material of the present invention includes, in order to provide an durable organic EL device emitting light of high brightness, a compound shown by the general formula (A-I) or (B-I) (as explained in the specification) wherein, A
1
to A
3
which may be the same or different, are independently each a substituent shown by the general formula (A-II) (as explained in the specification): and a
1
, b
1
, and b
2
are independently each an aryl group which may be substituted, a
1
having at least one substituent shown by the general formula (B-II) (as explained in the specification), and b
1
and b
2
each having at least one substituent shown by the general formula (B-III) (as explained in the specification), and b
1
and b
2
may be the same of different.
本发明的有机电致
发光材料包括化合物,以提供一种持久的有机EL器件,该器件发出高亮度的光,所述化合物由通式(A-I)或(B-I)(在规范中解释)所示的化合物组成,其中A1至A3可以相同或不同,分别独立地是由通式(A-II)(在规范中解释)所示的取代基,而a1,b1和b2则分别是可以被取代的芳基,其中a1至少具有由通式(B-II)(在规范中解释)所示的一个取代基,而b1和b2分别具有由通式(B-III)(在规范中解释)所示的一个或多个取代基,且b1和b2可以相同或不同。