New diamino pyrazols, their synthesis, keratin fibre dyeing...

Details New diamino pyrazols, their synthesis, keratin fibre dyeing... New diamino pyrazols, their synthesis, keratin fibre dyeing...

C - Chemistry, Metallurgy

07

D

C07D 231/38 (2006.01) C07D 401/00 (2006.01) C07D 405/00 (2006.01) C07D 409/00 (2006.01) A61K 7/13 (1995.01)

Patent

CA 2253898

The invention discloses new 5-substituted 3,4-diamino pyrazols, their methods of preparation, compositions for keratin fibre oxidation dyeing containing them as an oxidising base, and the dyeing methods using same.

L'invention a pour objet de nouveaux composés 3,4-diamino pyrazoles 5- substitués, leurs procédés de préparation, les compositions pour la teinture d'oxydation des fibres kératiniques les contenant à titre de base d'oxydation ainsi que les procédés de teinture mettant en oeuvre ces compositions.

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