Patent ID: 8592805

Claim:
A compound for an organic thin film transistor having a structure shown by the following formula (1): X 1 -L-Ar-L-X 2 (1) wherein L is —C≡C—, or —CH═CH— in a trans configuration, X 1 and X 2 are independently a substituted or unsubstituted aromatic heterocyclic group selected from the group consisting of pyridine, pyrazine, quinoline, naphthylizine, quinoxaline, phenazine, diaza-anthracene, pyridoquinoline, pyrimidoquinazoline, pyrazinoquinoxaline, phenanthroline, carbazole, benzothiophene, dibenzothiophene, [1]benzothieno[3,2-b]benzothiophene, furan, benzofuran, dibenzofuran, benzodifuran, thiazole, benzothiazole, dithiaindacene, dithiaindenoindene, dibenzoselenophene, diselenaindacene, diselenaindenoindene and dibenzosilole, and their bonding positions to L are in heterocycles, Ar is a substituted or unsubstituted aromatic hydrocarbon group selected from the group consisting of benzene, naphthalene, anthracene, tetracene, pentacene, phenanthrene, chrysene, triphenylene, corannulene, coronene, hexabenzotriphenylene, hexabenzocoronene and sumanene, or a substituted or unsubstituted aromatic heterocyclic group having 5 to 60 ring atoms, and at least one of X 1 , X 2 and Ar is a bi- or higher-fused ring.