An organic electroluminescent device having a pair of electrodes including
a positive electrode and a negative electrode at least one of which is
transparent or translucent, and one or more organic compound layers
interposed between the pair of electrodes, at least one layer of the
organic compound layers containing at least one charge transporting
polyester having a repeating unit that contains at least one structure
selected from structures represented by the following formula (I-1) as a
partial structure. ##STR00001##