Patent ID: 8895963

Claim:
An organic semiconductor material represented by the following formula (F): wherein A represents a substituted or unsubstituted benzene ring, naphthalene ring, anthracene ring, phenanthrolene ring, pyrene ring, triphenylene ring, naphthacene ring, pentacene ring, biphenyl ring, thiophene ring, bithiophene ring, terthiophene ring, quaterthiophene ring, quinquethiophene ring, sexithiophene ring, septithiophene ring, octithiophene ring, benzothiophene ring, thienothiophene ring, or dithienothiophene ring, and R 1 and R 2 each independently represent an alkyl group hydrogen atoms of which have been partly substituted by a like number of fluorine atoms or are unsubstituted.