| abstract |
PRECISION OF DISCLOSURE: The present invention relates to a composition dyeing for keratin fibers and in particular for human hair, characterized in that it contains at least one compound of general formula (I) formula in which R1 represents a radical? CH2) n -OR, R being a methyl or ethyl radical, n being equal to 2 or 3, as well as the corresponding acid salts, in combination with a cosmetically acceptable adjuvant. This compound on the one hand has good safety at application in hair dye and on the other hand, good stability nuances obtained over time. |