| abstract |
A compound represented by the following formula (1), (2) or (3), a hole transporting material for an organic electroluminescence device, and an organic electroluminescence device comprising the same. (1) to (3), X is O, S or N-Ra, Y 1 to Y 12 are N or C-Ra, Ar 1 and Ar 2 are the same Y 1 and Y 12 , Y 2 and Y 11 , Y 3 and Y 10 , Y 4 and Y 9 , Y 5 and Y 8 , and Y 6 and Y 6 are the same or different, and Y 7 all respectively not identical group each other, in the general formula (2), the two Ar 3 is the same heteroaryl groups, Y 1 and Y 12, Y 2 and Y 11, Y 3 and Y 10, Y 4 and Y 9, Y 5 and Y 8, and Y 6 and Y and 7 all, each with the same group, in the general formula (3), the two Ar 4 are the same aryl group, Y 1 and Y 12, Y 2, and Y 11 , Y 3 and Y 10 , Y 4 and Y 9 , Y 5 and Y 8 , and Y 6 and Y 7 are the same groups, respectively) |