Patent ID: 7695525
Filing Date: 2010-04-13
Classification: A61K,A61Q,C07C

Abstract:
1. A composition for the oxidative dyeing of keratin fibres, comprising a medium suitable for dyeing , at least one coupler, and from about 0.001% to about 10% by weight of the composition of a compound (I), or its salts with an inorganic or organic acid according to the formula: wherein both of R 3 and R 5 are substituted and are independently selected from: (a) the group of C-linked monovalent substituents consisting of: (i) substituted or unsubstituted, straight or branched, alkyl, mono- or poly-unsaturated alkyl, heteroalkyl, aliphatic, heteroaliphatic, or heteroolefinic systems, (ii) substituted or unsubstituted, mono- or poly-cyclic aliphatic, aryl, or heterocyclic systems, and (iii) substituted or unsubstituted, mono-, poly-, or per-fluoro alkyl systems; said systems of (i), (ii) and (iii) comprising from about 1 to about 10 carbon atoms and 0 to 5 heteroatoms selected from O, S, N, P, and Si; (b) the group of S-linked monovalent substituents consisting of SA (c) the group of O-linked monovalent substituents consisting of OA (d) the group of N-linked monovalent substituents consisting of NA (e) the group of monovalent substituents consisting of CON (f) the group of fluoroalkyl monovalent substituents consisting of mono-, poly-, and per-fluoro alkyl systems comprising from about 1 to about 12 carbon atoms and about 0 to about 4 heteroatoms; and wherein for the groups (b) to (e), described herein above, A (1) H, (2) substituted or unsubstituted, straight or branched, alkyl, mono- or poly-unsaturated alkyl, heteroalkyl, aliphatic, heteroaliphatic, or heteroolefinic systems, (3) substituted or unsubstituted, mono- or poly-cyclic aliphatic, aryl, or heterocyclic systems, or (4) substituted or unsubstituted, mono-, poly-, or per-fluoro alkyl systems; said systems of (2), (3) and (4) comprising from about 1 to about 10 carbon atoms and about 0 to about 5 heteroatoms selected from O, S, N, P, and Si; and wherein X is a halogen selected from the group consisting of F, Cl, Br, and I, A (1) substituted or unsubstituted, straight or branched, alkyl, mono- or poly-unsaturated alkyl, heteroalkyl, aliphatic, heteroaliphatic, or heteroolefinic systems, (2) substituted or unsubstituted, mono- or poly-cyclic aliphatic, aryl, or heterocyclic systems, or (3) substituted or unsubstituted, mono-, poly-, or per-fluoro alkyl systems; said systems of (1), (2) and (3) comprising from about 2 to about 10 carbon atoms and about 0 to about 5 heteroatoms selected from O, S, N, P, and Si, A (1) substituted or unsubstituted, straight or branched, alkyl, mono- or poly-unsaturated alkyl, heteroalkyl, aliphatic, heteroaliphatic, or heteroolefinic systems, (2) substituted or unsubstituted, mono- or poly-cyclic aliphatic, aryl, or heterocyclic systems, or (3) substituted or unsubstituted, mono-, poly-, or per-fluoro alkyl systems; said systems of (1), (2) and (3) comprising from about 1 to about 10 carbon atoms and about 0 to about 5 heteroatoms selected from O, S, N, P, and Si; and wherein X is a halogen selected from the group consisting of F, Cl, Br, and I and wherein R