| abstract |
It is an agent for dyeing keratin-containing fibers, in particular human hair, containing in a cosmetic carrier A. at least one compound according to formula I, wherein R 1 , R 2 , R 3 , R 4 and X are as defined in the first claim and B. at least one CH-acidic compound of the formula (II) wherein R 8 , R 9 , R 10 , R 11 , R 12 , Y and X - as defined in the first claim are defined, that even in the absence of oxidizing agents is ideal for dyeing keratin fibers with fashionable fluorescent colors. The colors are intense under the daylight and under the influence of UV light results in an intensely luminous fluorescence effect. |