| 摘要 |
An electrophotographic photoreceptor comprising an electrically conductive support and a photosensitive layer formed thereon, wherein said photosensitive layer contains an arylamine compound of the formula (I): (I) wherein each of Ar1 and Ar2 which may be the same or different, is an arylene group which may have substituents, each of R1, R2, R3 and R4 which may be the same or different, is an alkyl group which may have substituents, an aryl group which may have substituents, or a heterocyclic group which may have substituents, provided that R1 may, together with R2 or Ar1, form a ring containing the adjacent nitrogen atom, and R3 may, together with R4 or Ar2, form a ring containing the adjacent nitrogen atom, each of R5, R6, R7 and R8 which may be the same or different, is a hydrogen atom, an alkyl group which may have substituents, an aryl group which may have substituents, or a heterocyclic group which may have substituents, and each of m and n which may be the same or different, is an integer of from 1 to 6.
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