| abstract |
The subject of the present invention is new chemical compounds of general formula (I): (I) formula in which R1 and R2 are identical or different and represent a hydrogen atom or an alkyl radical having from 1 to 2 carbon atoms, n being a number equal to 1 or 2, R1 and R2 not simultaneously representing a hydrogen atom when n is equal to 2. The invention also relates to a dye composition for keratin fibers, and in particular for hair, said composition containing in aqueous solution at least one paraphenylenediamine as an oxidation base and, as a coupler, at least one compound of formula (I). |