| abstract |
The oligoaniline compound represented by formulas (1), (2), (3) or (4) shows high solubility even in a low polar solvent, and when applied to an OLED device, realization of device characteristics excellent in low driving voltage and the like It is suitable as a charge-transporting material, which makes it possible.n n n n n n n n (Wherein, R 1 ~R 20 are, each independently, a hydrogen atom, a halogen atom, a hydroxyl group, an amino group, a silanol group, a thiol group, a carboxyl group, a phosphoric acid group, phosphate ester group, ester group, thioester group, an amide group, a nitro Group, monovalent hydrocarbon group, organooxy group, organoamino group, organosylyl group, organothio group, acyl group or sulfone group are represented, and m, n, l and k each represent 1 ≦ m ≦ 20, 1 ≦ n It is an integer satisfying ≤20, 1≤l≤20, and 1≤k≤20, and X represents an aryl fluoride group.) |