Patent Number: 6,248,137

Title: Compositions for dyeing keratinous fibres, containing 3-aminopyrazolo[1,5-a]pyrimidines, method of dyeing and novel 3-aminopyrazolo[1,5-a]pyrimidines

Abstract: The invention relates to novel compositions for the oxidation dyeing ofkeratinous fibers, comprising at least one3-aminopyrazolo[1,5-a]-pyrimidine, to the method of dyeing which employsthis composition, to novel 3-aminopyrazolo[1,5-a]pyrimidines and to theprocess for their preparation.

Inventors: Terranova; Eric (Bois Colombes, FR), Fadli; Aziz (Chelles, FR), Lagrange; Alain (Coupvray, FR)


International Classification: C07D 487/04 (20060101); C07D 487/00 (20060101); A61K 007/13 ()

Expiration Date: 06/12013