Patent ID: 8821592

Claim:
An agent for the oxidative dyeing of keratinic fibers, the agent comprising in a cosmetic carrier a compound of the Formula (I) as an oxidation dye precursor of a developer type in which R1 and R2 independently of one another stand for hydrogen, a C 1 -C 6 alkyl group, a C 2 -C 6 alkenyl group, a C 1 -C 6 hydroxyalkyl group, a C 2 -C 6 polyhydroxyalkyl group, a C 1 -C 6 alkoxy group or a halogen atom, R3 stands for hydrogen, a C 1 -C 6 alkyl group, a C 2 -C 6 alkenyl group, a C 2 -C 6 hydroxyalkyl group, a C 2 -C 6 polyhydroxyalkyl group, a C 1 -C 6 alkoxy C 2 -C 6 alkyl group, a cyano-C 1 -C 6 alkyl group or an aryl-C 1 -C 6 alkyl group, n stands for a whole number from 2 to 6, Y stands for a cationic moiety of the Formulas (II) to (V), in which R4, R5 stand independently of one another for a C 1 -C 6 alkyl group, a C 2 -C 6 alkenyl group, a C 2 -C 6 hydroxyalkyl group, a polyhydroxy C 2 -C 6 alkyl group, a C 1 -C 6 alkoxy-C 2 -C 6 alkyl group, a cyano C 1 -C 6 alkyl group, an aryl group or an aryl C 1 -C 6 alkyl group, m stands for a whole number from 2 to 6 and X − stands for a physiologically acceptable anion, and/or its physiologically acceptable salt.