Organic electroluminescent device using the light-emitting layer as this benzodithiophene and derivatives benzodithiophene derivative

摘要

PROBLEM TO BE SOLVED: To provide a benzodithiophene derivative having excellent luminescent efficiency and stability in the case of using as a luminescent layer of an organic EL element, and easily synthesizable to reduce the production cost.;SOLUTION: A benzodithiophene derivative expressed by formula (1) (R1 is hydrogen, an alkyl or phenyl) is synthesized and used as a luminescent layer.;COPYRIGHT: (C)2007,JPO&INPIT