| abstract |
The present invention provides a charge-transporting varnish, a charge-transporting film, and an organic EL element that provide a thin film capable of achieving excellent brightness characteristics when applied to a hole injection layer of an organic EL element.nn n n The charge-transporting varnish of the film of the present invention is characterized by containing a charge-transporting substance composed of a thiophene derivative represented by formula (1), a dopant, and an organic solvent.nn n n (In the formula, Ar represents the following formulae (2-1) to (2-10) n n n A divalent group represented by any one, and R 1 to R 36 each independently represent hydrogen, halogen, nitro, cyano, aldehyde, hydroxyl, thiol, carboxylic acid, alkyl, alkenyl, alkynyl, aromatic Group, -C (O) Y 1 group, -OY 2 group, -SY 3 group, -C (O) OY 4 group, -OC (O) Y 5 group, -C (O) NHY 6 group, or -C (O) NY 7 Y 8 base). |