Provided are an aromatic triamine compound of a specific structure having
at least one terphenyl structure and an organic electroluminescence
device in which an organic thin film layer comprising a single layer or
plural layers having at least a luminescent layer is interposed between a
cathode and an anode, wherein at least one layer of the above organic
thin film layers contains the aromatic triamine compound described above
in the form of a single component or a mixed component, and provided are
the organic electroluminescence device having a high luminous efficiency
and a long life and the novel aromatic triamine compound for
materializing the same.