Aniline derivatives such as those represented by the formula shown, for example, have good solubility with respect to organic solvents, and are able to provide an organic electroluminescent element having excellent luminance characteristics when a thin film containing said aniline derivatives is used as a charge transporting substance in a hole injection layer.
(In the formula, DPA represents a diphenylamino group.)
例如,如图所示式子所代表的
苯胺衍
生物对有机溶剂具有良好的溶解性,当含有上述
苯胺衍
生物的薄膜用作孔注入层中的电荷传输物质时,能够提供具有优异发光特性的有机电致发光元件。
(式中,DPA 代表二苯基
氨基)。