Electrostatic image developing toner.

摘要

An electrophotographic toner containing a compound of the following formula (1): wherein X is a (wherein A is an electron attractive group, and each of R1 and R2 which are independent of each other, is a hydrogen atom, a halogen atom, an alkyl group, a cycloalkyl group, an alkoxy group, an aryl group, an aralkyl group or a hydroxyl group, or R1 and R2 together form a ring), (wherein A, R1 and R2 are as defined above), or (wherein A, R1 and R2 are as defined above), and Y is a hydrogen atom, an alkyl group or an aryl group.