Patent FR-2968964-A1 (FR)
Title: Composition, useful for dyeing keratin fibers, comprises, in a medium, at least one oxidation base comprising diamino-N,N-dihydro-pyrazolone derivatives, coupler comprising cationic 4-aminopyridine derivatives and benzene couplers
Inventor: COUROUX ANNE-MARIE
IPC: A61K8/38
Filed: 2010-12-17
Abstract: Composition (A) comprises, in a medium, at least one oxidation base comprising diamino-N,N-dihydro-pyrazolone derivatives (I), and their addition salts, solvates and solvates of their salts; at least one coupler comprising cationic 4-aminopyridine derivatives (II), and their addition salts, solvates and solvates of their salts; and at least one coupler comprising benzene couplers (III), preferably meta-diphenols, meta-phenylenediamines and meta-aminophenols and their addition salts, solvates and solvates of their salts. Composition (A) comprises, in a medium, at least one oxidation base comprising diamino-N,N-dihydro-pyrazolone derivatives of formula (I), and their addition salts, solvates and solvates of their salts; at least one coupler comprising cationic 4-aminopyridine derivatives of formula (II), and their addition salts, solvates and solvates of their salts; and at least one coupler comprising benzene couplers of formula (III), preferably meta-diphenols, meta-phenylenediamines and meta-aminophenols, and their addition salts, solvates and solvates of their salts. Either R1, R2 : 1-6C alkyl (optionally substituted by OR5, NR6R7, carboxyl, sulfonic group, carboxamido group, CONR6R7, SO 2NR6R7, heteroaryl, aryl (optionally substituted by 1-4C alkyl), hydroxy, 1-2C alkoxy, amino, or (di)alkyl(1-2C)amino)), aryl (optionally substituted by 1-4C alkyl, hydroxyl, 1-2C alkoxy, amino or (di)alkyl(1-2C)amino), or 5-6 membered heteroaryl ring (optionally substituted by (1-4C)alkyl, or (1-2C)alkoxy); and R3, R4 : H or R1; or R1R2, NR3R4 : optionally saturated 5-7 membered heterocycle (optionally substituted by halo, amino, (di)alkyl(1-4C)amino, hydroxy, carboxy, carboxamido, (1-2C) alkoxy), where the 1-4C alkyl is optionally substituted by hydroxy, amino, (di)-alkylamino, alkoxy, carboxy or sulfonyl and the carbon atoms of the heterocycle can be optionally replaced by O or N; R5 : H or 1-4C alkyl group (optionally substituted with OH, 1-2C alkoxy, carboxamido, CONR8R9, SO 2R8, or aryl (optionally substituted by 1-4C alkyl, hydroxy, 1-2C alkoxy, amino, or (di)alkyl(1-2C) amino); R6, R7 : R5, CONR8R9 or SO 2R8; and R8, R9 : H or 1-4C alkyl (optionally substituted by hydroxyl or 1-2C alkoxy); Z1 : O or NR2; either R2a : H or 1-4C-alkyl, benzyl or acetyl; and R1a : a saturated, linear or branched 1-10C-alkyl group, substituted or interrupted with a cationic radical, optionally interrupted with one or more oxygen atoms and/or with one or more groups NR2a, optionally substituted with one or more radicals comprising hydroxyl, alkoxy, 1-4C-hydroxyalkyl groups, or optionally saturated or aromatic cationic 5-8 membered heterocycle optionally substituted with one or more groups comprising 1-4C-alkyl, hydroxyl, 1-4C-alkoxy, amino, 1-4C-alkylamino, di(1-4C)alkylamino, thio, (1-4C)alkylthio, carboxyl, (1-4C)alkylcarbonyl, sulfonyl, amido or 1-4C-hydroxyalkyl; or R1aNR2a (when Z1 represents NR2a) : a cationic, optionally saturated 5-8-membered heterocycle (optionally substituted with one or more group of 1-10C alkyl groups, hydroxyl, 1-4C alkoxy, amino, (1-4C)alkylamino, di(1-4C)alkylamino, thio, (1-4C)alkylthio, carboxyl, (1-4C)alkylcarbonyl, sulfonyl, amido or 1-4C hydroxyalkyl, where the heterocycle is optionally containing one or more heteroatoms of N or O, preferably N), or a non-cationic, optionally saturated 5-8-membered heterocycle, substituted with a cationic group and optionally substituted with one or more 1-10C alkyl groups, hydroxyl, 1-4C alkoxy, amino, (1-4C)alkylamino, di(1-4C)alkylamino, thio, (1-4C)alkylthio, carboxyl, (1-4C)alkylcarbonyl, sulfonyl, amido or 1-4C hydroxyalkyl groups; R3a : H, halo (preferably F, Cl or Br), 1-4C-alkyl, -COOH or 1-4C-alkoxycarbonyl; An -> : anion or its mixture, where Z1R1a group carries cationic charge; R1aa : H or 1-4C hydroxyalkyl; R2aa : amino or OH; R3aa : H, 1-4C alkyl, 1-4C hydroxyalkyl, or 1-4C hydroxyalkoxy; and R4aa : H or halo, preferably F, Cl, Br or I, preferably the cationic radical is trimethylammonium, triethylammonium, dimethyl-ethyl ammonium, diethylmethylammonium, diisopropylmethylammonium, diethyl-propyl ammonium, hydroxyethyl diethyl ammonium, dibeta hydroxyethylmethylammonium, tri betahydroxyethylammonium, piperidinium, N-methylpiperidinium, pyrrolidinium, N-methylpyrrolidinium, morpholinium, N-methylmorpholinium, imidazolium hydroxyethylimidazolium, methylimidazolium, piperazinium, or N-methylpiperazinium radicals. Provided that (A) excludes: the composition-I (comprising e.g. 2,3-diamino-6,7-dihydro-1H,5H-pyrazolo[1,2-a]pyrazol-1-one dimethanesulfonate (10 -> 3>mole), 2-[(3,5-diaminopyridin-2-yl)amino]-N,N,N-trimethylethanammonium chloride dihydrochloride (10 -> 3>mole), ethyl alcohol (20.8 g), 35% aqueous solution of sodium metabisulfite (0.23 g), pentasodium salt of diethylenetriamine-pentaacetic acid in 40% aqueous solution (0.48 g)); composition-II (comprising e.g. 2,3-diamino-6,7-dihydro-1H,5H-pyrazolo[1,2-a]pyrazol-1-one dimethanesulfonate (10 -> 3>mole), 4-(3,5-diaminopyridin-2-yl)-1,1-dimethylpiperazin-1-ium chloride (10 -> 3>mole), ethyl alcohol (20.8 g), 35% aqueous solution of sodium metabisulfite (0.23 g), pentasodium salt of diethylenetriamine-pentaacetic acid in 40% aqueous solution (0.48 g)); and composition-III (comprising e.g. 2,3-diamino-6,7-dihydro-1H,5H-pyrazolo[1,2-a]pyrazol-1-one dimethanesulfonate (10 -> 3>mole), 1-{2-[(3,5-diaminopyridin-2-yl)amino]ethyl}-1-methylpiperidinium chloride dihydrochloride (10 -> 3>mole), ethyl alcohol (20.8 g)). Independent claims are included for: (1) process for dyeing keratin fibers comprising applying the composition on the keratin fibers in the presence of at least one oxidizing agent for a time sufficient to develop the desired color; and (2) multi-compartment device in which a first compartment contains a dye composition and a second compartment contains at least one oxidizing agent. [Image].