| 摘要 |
<p>PROBLEM TO BE SOLVED: To provide an arylamine compound having high efficiency and long life as a hole transport material for an organic electroluminescence device, and an organic electroluminescence device using the compound.SOLUTION: There are provided an arylamine compound represented by the formula, and an organic electroluminescence device using the compound. In the formula, X is a carbon atom, a nitrogen atom, an oxygen atom or a sulfur atom, n is 1, Y is an oxygen atom or a sulfur atom, and R is a hydrogen atom, a deuterium atom, a fluorine atom, a chlorine atom, a cyano group, a trifluoromethyl group, a nitro group, an alkyl group or the like.</p> |
