Patent ID: 8338000

Claim:
A heterocyclic compound comprising a compound represented by Formula 1: wherein: each of Ar 1 and Ar 2 is independently selected from the group consisting of substituted and unsubstituted C 6 -C 60 aryl groups, substituted and unsubstituted C 4 -C 60 heteroaryl groups, and substituted and unsubstituted C 6 -C 60 condensed polycyclic groups; X 1 is selected from the group consisting of single bonds, substituted and unsubstituted C 6 -C 30 aryl groups, substituted and unsubstituted C 4 -C 30 heteroaryl groups, and substituted and unsubstituted C 6 -C 30 condensed polycyclic groups; each of R 1 , R 2 , and R 3 is independently selected from hydrogen, heavy hydrogen, substituted and unsubstituted C 1 -C 50 alkyl groups, substituted and unsubstituted C 1 -C 50 alkoxy groups, substituted and unsubstituted C 6 -C 60 aryl groups, substituted and unsubstituted C 4 -C 60 heteroaryl groups, and substituted and unsubstituted C 6 -C 60 condensed polycyclic groups; each of R 4 and R 5 is independently selected from the group consisting of hydrogen, heavy hydrogen, substituted and unsubstituted C 1 -C 30 alkyl groups, substituted and unsubstituted C 1 -C 30 alkoxy groups, substituted and unsubstituted C 6 -C 30 aryl groups, substituted and unsubstituted C 4 -C 30 heteroaryl groups, and substituted and unsubstituted C 6 -C 30 condensed polycyclic groups.