Patent ID: 8785671

Claim:
A 6,13-dihalogen-5,14-dihydropentacene derivative represented by the following formula (I): [wherein X 1 and X 2 , which may be the same or different, are each independently a halogen atom, and R 1 , R 2 , R 3 , R 4 , R 5 , R 6 , R 7 , R 8 , R 9 and R 10 , which may be the same or different, are each independently a hydrogen atom; an optionally substituted C 1 -C 20 hydrocarbon group; an optionally substituted C 1 -C 20 alkoxy group; an optionally substituted C 6 -C 20 aryloxy group; an optionally substituted C 1 -C 20 alkoxycarbonyl group; an optionally substituted C 6 -C 20 aryloxycarbonyl group; an optionally substituted carbamoyl group; an optionally substituted amino group or an optionally substituted silyl group, wherein if the hydrocarbon group, the alkoxy group, the aryloxy group, the alkoxycarbonyl group, the aryloxycarbonyl group, the carbamoyl group, the amino group or the silyl group has a substituent(s), the substituent(s) is/are selected from the group consisting of a C 1 -C 10 hydrocarbon group, a C 1 -C 10 alkoxy group, a C 6 -C 12 aryloxy group, an amino group, a hydroxyl group, a halogen atom and a silyl group].