Patent ID: 8846965

Claim:
An electrophotographic toner comprising at least one metal-containing compound represented by Formula (1): wherein, R 1 represents an alkyl group which is selected from the group consisting of a methyl group, an ethyl group, a propyl group, an isopropyl group, a tert-butyl group, a pentyl group, a hexyl group, an octyl group, a dodecyl group, a tridecyl group, a tetradecyl group, a pentadecyl group, a cyclopentyl group and a cyclohexyl group; R 2 represents a hydrogen atom, an alkoxycarbonyl group, an aryloxycarbonyl group, a sulfamoyl group, a sulfinyl group, an alkylsulfonyl group, an arylsulfonyl group, an acyl group, a halogen atom, or a cyano group; and R 3 represents a group of 9 or more carbon atoms and having an aromatic hydrocarbon structure.