Patent ID: 8072136

Claim:
A mono(benzo[k]fluoranthene) compound represented by the following general formula (I): wherein R 1 , R 2 and R 5 to R 12 each represent a hydrogen atom, a linear or branched alkyl group, a substituted or unsubstituted aryl group, or a substituted or unsubstituted heterocyclic group; wherein R 3 and R 4 each represent a hydrogen atom, provided that at least one of R 7 , R 8 , and R 9 and at least one of R 10 , R 11 , and R 12 represent a substituted or unsubstituted condensed ring aromatic group, which is tricyclic or more; and wherein R 7 in the general formula (I) represents a substituted or unsubstituted fluoranthenyl group.