Patent ID: 6455737
Filing Date: 2002-09-24
Classification: A61K,A61Q,C07C

Abstract:
A composition for the oxidation dyeing of keratin fibres comprising in a medium which is suitable for dyeing:at least one oxidation base, and at least one coupler chosen from a cationic 2-acylaminophenol of formula (I) below or an acid addition salt thereof: â€ƒwherein: A is a group chosen from a group D as defined below; B1 and B2, independently, are each chosen from a group B as defined below; k, l, and m, independently, are each integers having a value chosen from 0 and 1, wherein the sum k+l+m is not equal to zero; W1 and W2, independently, are each chosen from a group W, wherein said group W is a group of formula (II) below: â€ƒwherein: R1 is chosen from a hydrogen atom; a group Z as defined below; and linear and branched radicals comprising from 1 to 15 carbon atoms, wherein: said branched radicals may form at least one carbon-based ring comprising from 3 to 7 ring members, said linear and branched radicals may comprise at least one double bond and/or at least one triple bond, wherein double bonds optionally lead to an aromatic group, at least one carbon atom of said linear and branched radicals, independently, may be replaced with a replacement chosen from oxygen, nitrogen, and sulphur atoms, and a SO2 group, and said carbon atoms of said linear and branched radicals may, independently, be substituted with at least one halogen atom, â€ƒwith the provisos that the nitrogen atom in position 7 carrying R1 is not linked directly to said SO2 group; R1 comprises no linkage chosen from peroxide linkages and no radicals chosen from diazo, nitro, and nitroso radicals; and R1 is not chosen from hydroxyl, amino, thio, alkoxy, and alkylthio radicals; R2 is chosen from a hydrogen atom; a group Z as defined below; and linear and branched radicals comprising from 1 to 20 carbon atoms, wherein: said branched radicals may form at least one carbon-based ring comprising from 3 to 7 ring members, said linear and branched radicals may comprise at least one double bond and/or at least one triple bond, wherein double bonds optionally lead to an aromatic group, at least one carbon atom of said linear and branched radicals, independently, may be replaced with a replacement chosen from oxygen, nitrogen, and sulphur atoms, and an SO2 group, and said carbon atoms of said linear and branched radicals, independently, may be substituted with at least one halogen, â€ƒwith the provisos that R2 comprises no linkage chosen from peroxide linkages and no radicals chosen from diazo, nitro, and nitroso radicals, and R2 is not chosen from hydroxyl and thio groups; R1 and R2 may be linked together to form a ring comprising from 5 to 7 ring members, wherein: said ring is saturated or unsaturated, said ring members, independently, are each chosen from carbon, nitrogen, oxygen, and sulphur atoms, and a C&boxH;O group, said ring members, independently, are each unsubstituted or substituted with from 1 to 2 radicals chosen from R, R being chosen from linear and branched C1-C6 alkyl radicals, wherein: said linear and branched C1-C6 alkyl radicals may form at least one ring comprising from 3 to 6 ring members, said linear and branched C1-C6 alkyl radicals may form at least one double and/or at least one triple bond, wherein double bonds optionally lead to an aromatic group, at least one carbon atom of said linear and branched C1-C6 alkyl radicals, independently, may be replaced with a replacement chosen from oxygen, nitrogen, and sulphur atoms, and an SO2 group, the carbon atoms of said linear and branched C1-C6 alkyl radicals, independently, may be substituted with at least one halogen atom, and with the proviso that R comprises no linkage chosen from peroxide linkages and no radicals chosen from diazo, nitro, and nitroso radicals; R3, R4, and R5, which are identical or different, are each chosen from hydrogen and halogen atoms; a group Z as defined below; and linear and branched radicals comprising from 1 to 20 carbon atoms, wherein: said linear and branched radicals may form at least one ring comprising from 3 to 7 ring members, said linear and branched radicals may comprise at least one double and/or at least one triple bond, wherein double bonds optionally lead to an aromatic group, at least one carbon atom of said linear and branched radicals, independently, may be replaced with a replacement chosen from oxygen, nitrogen, and sulphur atoms, and an SO2 group, and the carbon atoms of said linear and branched radicals, independently, may be substituted with at least one halogen atom, â€ƒwith the provisos that R3, R4, and R5 comprise no linkage chosen from peroxide linkages and no radicals chosen from diazo, nitro, and nitroso radicals; R5 is not chosen from hydroxyl, thio, and amino groups, and substituted and unsubstituted sulphonylamino groups; and R3, R4, and R5 are not linked to the benzene ring of formula (II) via an â€”NHâ€”NHâ€” linkage; R1 and R3 are optionally linked together to form a saturated ring comprising from 6 to 7 ring members, wherein: said ring members, independently, are each chosen from carbon, nitrogen, oxygen, and sulphur atoms, and a C&boxH;O group, and said ring members, independently, are each unsubstituted or substituted with from 1 to 2 substituents, which may be the same or different, chosen from R, wherein R is defined above; R2 and R3 are optionally linked together to form a saturated ring comprising from 5 to 7 ring members, wherein: said ring members, independently, are each chosen from carbon, nitrogen, oxygen, and sulphur atoms, and a C&boxH;O group, and said ring members, independently, are each unsubstituted or substituted with from 1 to 2 substituents, which may be identical or different, chosen from R, wherein R is defined above; Y is chosen from hydrogen and halogen atoms; and â€”OR6,â€”SR6, and â€”NHâ€”SO2R6 groups, wherein: R6 is chosen from linear and branched C1-C6 alkyl radicals, said branched C1-C6 alkyl radicals may form at least one ring comprising from 3 to 6 ring members, said linear and branched C1-C6 alkyl radicals are unsubstituted or substituted with at least one group chosen from a halogen atom; hydroxyl, C1-C4 alkoxy, amino, and C1-C4 aminoalkyl groups; a benzyl group; and a phenyl radical, wherein said phenyl radical is unsubstituted or substituted with one or two substituents, which may be identical or different, chosen from C1-C4 alkyl, trifluoromethyl, carboxyl, (C1-C4)alkoxycarbonyl, halogen, hydroxyl, C1-C4 alkoxy, amino, and C1-C4 aminoalkyl groups; and with the proviso that Y is not chosen from â€”NHâ€”SO2R6 when R3 is a hydroxyl group; and Z is a cationic group of formula (IV): â€”(B)nâ€”Dâ€ƒâ€ƒ(IV) â€ƒwherein: B is chosen from linear and branched radicals comprising from 1 to 15 carbon atoms, wherein said branched radicals may form at least one ring comprising from 3 to 7 ring members, said linear and branched radicals may comprise at least one double and/or at least one triple bond, wherein double bonds optionally lead to an aromatic group, at least one carbon atom of said linear and branched radicals, independently, may be replaced with a replacement chosen from oxygen, nitrogen, and sulphur atoms, and an SO2 group, and the carbon atoms of said linear and branched radicals, independently, may be substituted with at least one substituent chosen from halogen atoms and a group Z; and â€ƒwith the proviso that B comprises no linkage chosen from peroxide linkages and no radicals chosen from diazo, nitro, and nitroso radicals; and D is chosen from the cationic groups of formulae (V) and (VI): â€ƒwherein: B is linked to the radical D by any atom in the radical D, n and p, independently, each have a value chosen from 0 and 1, when n=0, the group of formula (VI) can be linked to the compound of formula (II) directly via the nitrogen atom of the quaternary ammonium, in place of the radical R10; Z1, Z2, Z3, and Z4, independently, are each chosen from oxygen and sulphur atoms, nitrogen atoms which are unsubstituted or substituted with a substituent chosen from R11, and carbon atoms which are unsubstituted or substituted with one or two substituents, which may be identical or different, chosen from R11; Z5 is chosen from a nitrogen atom, and carbon atoms which are unsubstituted or substituted with a substituent chosen from R11; Z6 is chosen from R11, with the proviso that Z6 is not a hydrogen atom; Z6 may form, with one of Z1 and Z5, a saturated or unsaturated ring comprising from 5 to 7 ring members, each ring member being unsubstituted or substituted with one or two substituents, which may be identical or different, chosen from R11; R11 is chosen from a hydrogen atom; group Z; and linear and branched radicals comprising from 1 to 10 carbon atoms, wherein â€ƒsaid linear and branched radicals may comprise at least one double and/or at least one triple bond, wherein double bonds optionally lead to an aromatic group, â€ƒat least one carbon atom of said linear and branched radicals, independently, may be replaced with a replacement chosen from oxygen, nitrogen, and sulphur atoms, and an SO2 group, â€ƒthe carbon atoms of said linear and branched radicals, independently, may be substituted with at least one halogen, and â€ƒwith the proviso that said linear and branched radicals comprise no linkages chosen from peroxide linkages and no radicals chosen from diazo, nitro, and nitroso radicals; adjacent pairs of radicals chosen from Z1, Z2, Z3, Z4, and Z5 can optionally form a ring comprising from 5 to 7 ring members, â€ƒwherein said ring members, independently, are each chosen from carbon atoms which are unsubstituted or substituted with one or two substituents, which may be identical or different, chosen from R11; nitrogen atoms which are unsubstituted or substituted with a substituent chosen from R11; and oxygen and sulphur atoms; R7, R8, R9, and R10, which may be identical or different, are each chosen from R11; R7, R8, and R9 may also form, in pairs with the quaternary nitrogen atom to which they are attached, at least one saturated ring comprising from 5 to 7 ring members, â€ƒwherein said ring members, independently, are each chosen from carbon atoms which are unsubstituted or substituted with one or two substituents, which may be identical or different, chosen from R11; nitrogen atoms which are unsubstituted or substituted with a substituent chosen from R11; and oxygen and sulphur atoms; and Xâˆ’ is chosen from organic and inorganic anions; and with the provisos that: the group B1 of formula (I) is linked to the radical A via any atom in the group A; when k=0, the group A can be linked to the group W1 directly via the nitrogen atom of the quaternary ammonium, in place of the radical R10; the group B2 of formula (I) is linked to group A via any atom in the group A; when m=0, the group A chosen from formula (VI) can be linked to the group W2 directly via the nitrogen atom of the quaternary ammonium, in place of the radical R10; when kâ‰ 0, the group B1 of formula (I) is linked to an atom of the group W1, and said atom is chosen from atoms identified by an asterisk (*) on the skeleton of W1 represented by formula (III) defined below; and when mâ‰ 0, the group B2 of formula (I) is linked to an atom of the group W2 and said atom is chosen from atoms identified by an asterisk (*) on the skeleton of W2 represented by formula (III) defined below; with the provisos that: when k+l=0, at least one of W1, W2, and B2 comprise at least one group Z; when l+m=0, at least one of W1, W2, and B1 comprise at least one group Z; and when l=1, then k and m, independently, each have a value chosen from 0 and 1.