| abstract |
A dichalcogenobenzodipyrrole compound represented by the formula (1): n n n n n n n n n n (wherein, X and Y represent each independently a sulfur atom, an oxygen atom, a selenium atom, a tellurium atom or SO 2 . R 1 to R 8 represent each independently a hydrogen atom, a halogen atom, an alkyl group having 1 to 30 carbon atoms, an alkoxy group having 1 to 30 carbon atoms, an alkenyl group having 2 to 30 carbon atoms, an alkynyl group having 2 to 30 carbon atoms, an alkylthio group having 1 to 30 carbon atoms, an aryl group having 6 to 30 carbon atoms or a heteroaryl group having 4 to 30 carbon atoms and the like.) is utilizable in an organic semiconductor device having high carrier mobility. |