C - Chemistry – Metallurgy – 07 – D
Patent
C - Chemistry, Metallurgy
07
D
C07D 487/04 (2006.01) C07D 231/00 (2006.01) C07D 239/00 (2006.01) A61K 7/13 (2000.01)
Patent
CA 2359089
The invention concerns novel pyrazolo[1,5-a]pyrimidines comprising at least a cationic group Z, Z being selected among quaternized aliphatic chains, aliphatic chains comprising at least a quaternized cycle, and their use as oxidation base for dyeing keratin fibres, the dyeing compositions containing them, and the oxidation dyeing methods using them.
L'invention a pour objet de nouvelles pyrazolo[1,5-a]pyrimidines comportant au moins un groupement cationique Z, Z étant choisi parmi des chaînes aliphatiques quaternisées, des chaînes aliphatiques comportant au moins un cycle saturé quaternisé, et des chaînes aliphatiques comportant au moins un cycle insaturé quaternisé, leur utilisation à titre de base d'oxydation pour la teinture d'oxydation des fibres kératiniques, les compositions tinctoriales les contenant, ainsi que les procédés de teinture d'oxydation les mettant en oeuvre.
Fadli Aziz
Lagrange Alain
Terranova Eric
L'oreal
Robic
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