Patent ID: 6780203
Filing Date: 2004-08-24
Classification: A61K,A61Q

Abstract:
A composition for the oxidation dyeing of human keratin fibers comprising:at least one oxidation base chosen from diaminopyrazoles of formula (II) and acid-addition salts thereof: â€ƒin which: R5 is chosen from a C2-C4 hydroxyalkyl radical; R6 and R7, which are identical or different, are chosen from a hydrogen atom, a C1-C4 alkyl radical, a C2-C4 hydroxyalkyl radical, a benzyl radical and a phenyl radical; and R8 is chosen from a hydrogen atom, a C1-C6 alkyl radical and a C2-C4 hydroxyalkyl radical, and and at least one coupler chosen from 3-amino-2-chloro-6-methylphenol and acid addition salts thereof.