Dicyanoimidazole compounds usable as colorants for magenta toners, colored resins, colored molded resin memers and color filters

摘要

(1) Dicyanoimidazole compound derivative represented by the formula [I] ##STR1## R.sup.1, R.sup.2 : alkyl group, alkoxyalkyl group, hydroxyalkyl group, -cyanoethyl group, -chloroethyl group, aralkyl group, aryl group; X: hydrogen atom, lower alkoxy group, methyl group, halogen atom; Y: hydrogen atom, methyl group, methoxy group, formylamino group, alkylcarbonylamino group, alkylsulfonylamino group, alkoxycarbonylamino group; --Q--: --(CR.sub.2).sub.n -- [n: integer of 1 to 12, R: hydrogen atom, alkyl group], ##STR2## --CHCH--, --CH.sub. 2 CHCHCH.sub.2 - -, --CH.sub.2 --CHCH--]. (2) Magenta toner for color electrophotography containing at least one kind of the dicyanoimidazole compound derivative represented by the formula [I] as a coloring agent. PP(3) Colored resin and resin color filter containing at least one kind of the dicyanoimidazole compound derivative represented by the formula [I] in solution.PP (4) Colored molded resin member and resin color filter dyed with at least one kind of the dicyanoimidazole compound.