| abstract |
Provided is an electrophotographic photosensitive member that is excellent in solubility and compatibility, has good sensitivity, and can maintain sensitivity for a long time. The general formula (I) (R 1 to R 8 are hydrogen, halogen, alkyl group, alkoxy group, aryl group or aryloxy group, Ar is a heterocyclic group, a condensed polycyclic hydrocarbon group, a ring assembly hydrocarbon group, a condensed heterocyclic group, a ring A triarylamine derivative represented by an aggregated heterocyclic group). [Selection figure] None |