Patent ID: 8247087

Claim:
A compound, comprising at least one moiety comprising an oxadiazole ring structure bonded with an aromatic heterocycle, the compound represented by formula (1): Wherein Ar represents a substituted or unsubstituted aromatic hydrocarbon group, excluding a terphenyl group, a substituted or unsubstituted aromatic heterocyclic group, or a substituted or unsubstituted condensed polycyclic aromatic group; and A represents a substituted or unsubstituted aromatic phenanthryl group, pyronyl group, furanyl group, pyrazolyl group, oxazolyl group, thiazolyl group, pyrimidyl group, triazyl group, thiophenyl group, quinolyl group, quinoxalyl group, benzothiophenyl group, benzooxazolyl group, benzothiazolyl group, benzoimidazolyl group, dibenzofuranyl group, dibenzothiophenyl group, carbazolyl group, an indolyl group or indenyl group.