Patent ID: 7674533

Claim:
A dibenzoanthracene derivative substituted by an amino compound group at least one of 9-position and 14-position of a dibenzo[a,c]anthracene skeleton and represented by the following formula (1) or (2): wherein: X 1 , X 2 and X each independently represents a substituted or unsubstituted arylene group or a substituted or unsubstituted divalent heterocyclic group; A, B, C and D each independently represents a substituted or unsubstituted alkyl group, a substituted or unsubstituted aryl group or a substituted or unsubstituted heterocyclic group, and between the adjacent groups, may be fused together to form rings; and Y 1 to Y 12 and R 1 each independently represents a hydrogen atom, a halogen atom, a substituted or unsubstituted alkyl group, an alkoxy group, a substituted or unsubstituted aryl group, or a substituted or unsubstituted heterocyclic group, and, when Y 1 to Y 12 and R 1 are other than a hydrogen atom or a halogen atom, Y 1 to Y 12 and R 1 may be fused together between the adjacent groups to form rings.