| abstract |
The invention relates to novel products for dyeing keratin fibers, especially human hair, which comprise at least one compound according to formula (I) and/or the physiologically acceptable salts thereof, as component A, and at least one reactive carbonyl compound as component B. The novel dyeing products are suitable for use as hair dyeing products and also for revitalizing the color or adding nuances to the already dyed keratin fibers. They give brilliant dyes with good fastness properties in the yellow, orange or red range. |