(P-amino-hydroxyphenyl)-acrylamide derivatives and dyes containing said compounds

1. A (p-aminohydroxyphenyl)acrylamide derivative of formula (I), or a physiologically tolerated, water-soluble salt thereof:

wherein

R1 denotes hydrogen, a halogen atom, a C 1 -C 4 -alkyl group, a C 1 -C 4 -hydroxyalkyl group or a C 1 -C 4 -alkoxy group;

R2 and R3 independently of each other denote hydrogen or a C 1 -C 6 -alkyl group;

R4 denotes a C 1 -C 2 -alkyl group, a methoxy group or a C 2 -C 4 -hydroxyalkyl group;

R5 denotes a C 2 -C 4 -hydroxyalkyl group;

R6 denotes hydrogen, a carboxy group or an aminocarbonyl group;

R7 and R8, independently of each other, denote hydrogen, a hydroxyl group, an aminocarbonyl group, a methylthiomethyl group, a phenyl-substituted or hydroxyl-substituted phenyl group or a group of formula

R9, R10, R11, R12 and R13, independently of each other, denote hydrogen, a halogen atom, a cyano group, a hydroxyl group, a C 1 -C 4 -alkoxy group, a C 1 -C 4 -hydroxyalkoxy group, a C 1 -C 6 -alkyl group, a C 1 -C 4 -alkyl thioether group, a mercapto group, a nitro group, an amino group, an alkylamino group, a C 1 -C 4 -hydroxyalkylamino group, a dialkylamino group, a di(C 1 -C 4 -hydroxyalkyl)amino group, a (C 3 -C 4 -dihydroxyalkyl)-amino group, a (C 1 -C 4 -hydroxyalkyl)-C 1 -C 4 -alkylamino group, a trifluoromethyl group, a —C(O)H group, a —C(O)CH 3 — group, a —C(O)CF 3 group, an —Si(CH 3 ) 3 group, a C 1 -C 4 -hydroxyalkyl group or a C 3 -C 4 -dihydroxyalkyl group, or two adjacent R9 to R13 groups form an —O—CH 2 —O— bridge;

R14 denotes a C 1 -C 4 -alkyl group, a benzyl group or a C 2 -C 4 -hydroxyalkyl group;

R15 denotes hydrogen or a C 1 -C 6 -alkyl group;

R16 denotes hydrogen, a hydroxyl group, a carboxy group, an aminocarbonyl group or a hydroxymethyl group; and

R17 denotes hydrogen or a C 1 -C 6 -alkyl group.

2. A (p-aminohydroxyphenyl)acrylamide derivative selected from the group consisting of 3-(5-amino-2-hydroxyphenyl)-N-ethylacrylamide, 3-(2-amino-5-hydroxyphenyl)-N-ethylacrylamide, 3-(5-amino-2-hydroxyphenyl)-N-(4-hydroxyphenyl)acrylamide, 3-(2-amino-5-hydroxyphenyl)-N-(4-hydroxy-phenyl)-acrylamide, 3-(5-amino-2-hydroxyphenyl)-N-(4-aminophenyl)acrylamide, 3-(2-amino-5-hydroxyphenyl)-N-(4-aminophenyl)acrylamide, or a physiologically tolerated salt thereof.

3. An agent for oxidative dyeing of keratin fibers, wherein said agent comprises at least one developer and at least one coupler, said at least one developer comprising at least one (p-aminohydroxyphenyl)acrylamide derivative of formula (I), or a physiologically-tolerated, water-soluble salt thereof:

wherein

R1 denotes hydrogen, a halogen atom, a C 1 -C 4 -alkyl group, a C 1 -C 4 -hydroxyalkyl group or a C 1 -C 4 -alkoxy group;

R2 and R3, independently of each other, denote hydrogen or a C 1 -C 6 -alkyl group;

R4 and R5, independently of each other, denote hydrogen, a C 1 -C 2 -alkoxy group, a C 1 -C 6 -alkyl group, an unsaturated a C 3 -C 6 -alkyl group, a C 2 -C 4 -hydroxyalkyl group, a C 3 -C 4 -dihydroxyalkyl group, a C 2 -C 4 -aminoalkyl group, a C 2 -C 4 -dimethylaminoalkyl group, a C 2 -C 4 -acetylaminoalkyl group, a C 2 -C 4 -methoxyalkyl group, a C 2 -C 4 -ethoxyalkyl group, a C 1 -C 4 -cyanoalkyl group, a C 1 -C 4 -carboxyalkyl group, a C 1 -C 4 -aminocarbonylalkyl group, a pyridylmethyl group, a furfuryl group, a thienylmethyl group, a hydrogenated furfuryl group, a substituted pyridyl group, a group of formula (II)

a group of formula (III)

or a group of formula (IV)

or R4 and R5 together with N form a ring of the following formula:

R6 denotes hydrogen, a carboxy group or an aminocarbonyl group;

R7 and R8, independently of each other, denote hydrogen, a hydroxyl group, an aminocarbonyl group, a methylthiomethyl group, a phenyl-substituted or hydroxyl-substituted phenyl group or a group of formula

R9, R10, R11, R12 and R13, independently of each other, denote hydrogen, a halogen atom, a cyano group, a hydroxyl group, a C 1 -C 4 -alkoxy group, a C 1 -C 4 -hydroxyalkoxy group, a C 1 -C 6 -alkyl group, a C 1 -C 4 -alkyl thioether group, a mercapto group, a nitro group, an amino group, an alkylamino group, a C 1 -C 4 -hydroxyalkylamino group, a dialkylamino group, a di(C 1 -C 4 -hydroxyalkyl)amino group, a (C 3 -C 4 -dihydroxyalkyl)-amino group, a (C 1 -C 4 -hydroxyalkyl)-C 1 -C 4 -alkylamino group, a trifluoromethyl group, a —C(O)H group, a —C(O)CH 3 — group, a —C(O)CF 3 group, an —Si(CH 3 ) 3 group, a C 1 -C 4 -hydroxyalkyl group or a C 3 -C 4 -dihydroxyalkyl group, or two adjacent R9 to R13 groups form an —O—CH 2 —O— bridge;

R14 denotes a C 1 -C 4 -alkyl group, a benzyl group or a C 2 -C 4 -hydroxyalkyl group;

R15 denotes hydrogen or a C 1 -C 6 -alkyl group;

R16 denotes hydrogen, a hydroxyl group, a carboxy group, an aminocarbonyl group or a hydroxymethyl group; and

R17 denotes hydrogen or a C 1 -C 6 -alkyl group.

4. The agent as defined in claim 3 , containing from 0.005 to 20 percent by weight of said at least one (p-aminohydroxyphenyl)acrylamide derivative.

5. The agent as defined in claim 3 , wherein the at least one coupler is selected from the group consisting of N-(3-dimethylaminophenyl)urea, 2,6-diamino-pyridine, 2-amino-4-[(2-hydroxyethyl)amino]anisole, 2,4-diamino-1-fluoro-5-methylbenzene, 2,4-diamino-1-methoxy-5-methylbenzene, 2,4-diamino-1-ethoxy-5-methylbenzene, 2,4-diamino-1-(2-hydroxyethoxy)-5-methylbenzene, 2,4-di[(2-hydroxyethyl)amino]-1,5-dimethoxybenzene, 2,3-diamino-6-methoxy-pyridine, 3-amino-6-methoxy-2-(methylamino)pyridine, 2,6-diamino-3,5-dimethoxypyridine, 3,5-diamino-2,6-dimethoxypyridine, 1,3-diaminobenzene, 2,4-diamino-1-(2-hydroxyethoxy)benzene, 1,3-diamino-4-(2,3-dihydroxy-propoxy)benzene, 1,3-diamino-4-(3-hydroxypropoxy)benzene, 1,3-diamino-4-(2-methoxyethoxy)benzene, 2,4-diamino-1,5-di(2-hydroxyethoxy)benzene, 1-(2-aminoethoxy)-2,4-diaminobenzene, 2-amino-1-(2-hydroxyethoxy)-4-methyl-aminobenzene, 2,4-diaminophenoxyacetic acid, 3-[di(2-hydroxyethyl)amino]-aniline, 4-amino-2-di[(2-hydroxyethyl)amino]-1-ethoxybenzene, 5-methyl-2-(1-methylethyl)phenol, 3-[(2-hydroxyethyl)amino]aniline, 3-[(2-aminoethyl)amino]aniline, 1,3-di(2,4-diaminophenoxy)propane, di(2,4-diaminophenoxy)methane, 1,3-diamino-2,4-dimethoxybenzene, 2,6-bis(2-hydroxyethyl)aminotoluene, 4-hydroxyindole, 3-dimethylaminophenol, 3-diethylaminophenol, 5-amino-2-methylphenol, 5-amino-4-fluoro-2-methylphenol, 5-amino-4-methoxy-2-methylphenol, 5-amino-4-ethoxy-2-methylphenol, 3-amino-2,4-dichlorophenol, 5-amino-2,4-dichlorophenol, 3-amino-2-methylphenol, 3-amino-2-chloro-6-methylphenol, 3-aminophenol, 2-[(3-hydroxyphenyl)-amino]acetamide, 5-[(2-hydroxyethyl)amino]-4-methoxy-2-methylphenol, 5-[(2-hydroxyethyl)amino]-2-methylphenol, 3-[(2-hydroxyethyl)amino]phenol, 3-[(2-methoxyethyl)amino]-phenol, 5-amino-2-ethylphenol, 5-amino-2-methoxyphenol, 2-(4-amino-2-hydroxyphenoxy)ethanol, 5-[(3-hydroxypropyl)amino]-2-methylphenol, 3-[(2,3-dihydroxypropyl)amino]-2-methylphenol, 3-[(2-hydroxyethyl)amino]-2-methyl-phenol, 2-amino-3-hydroxypyridine, 2,6-dihydroxy-3,4-dimethylpyridine, 5-amino-4-chloro-2-methylphenol, 1-naphthol, 2-methyl-1-naphthol, 1,5-dihydroxynaphthalene, 1,7-dihydroxynaphthalene, 2,3-dihydroxynaphthalene, 2,7-dihydroxynaphthalene, 2-methyl-1-naphthol acetate, 1,3-dihydroxybenzene, 1-chloro-2,4-dihydroxybenzene, 2-chloro-1,3-dihydroxybenzene, 1,2-dichloro-3,5-dihydroxy-4-methylbenzene, 1,5-dichloro-2,4-dihydroxybenzene, 1,3-dihydroxy-2-methylbenzene, 3,4-methylenedioxyphenol, 3,4-methylenedioxyaniline, 5-[(2-hydroxyethyl)amino]-1,3-benzodioxole, 6-bromo-1-hydroxy-3,4-methylenedioxybenzene, 3,4-diaminobenzoic acid, 3,4-dihydro-6-hydroxy-1,4-(2H)benzoxazine, 6-amino-3,4-dihydro-1,4[2H]benzoxazine, 3-methyl-1-phenyl-5-pyrazolone, 5,6-dihydroxyindole, 5,6-dihydroxyindoline, 5-hydroxyindole, 6-hydroxyindole, 7-hydroxyindole and 2,3-indolinedione.

6. The agent as defined in claim 3 , further comprising at least one compound selected from the group consisting of 1,4-diaminobenzene, 1,4-diamino-2-methylbenzene, 1,4-diamino-2,6-dimethylbenzene, 1,4-diamino-3,5-diethylbenzene, 1,4-diamino-2,5-dimethylbenzene, 1,4-diamino-2,3-dimethylbenzene, 2-chloro-1,4-diaminobenzene, 1,4-diamino-2-(thiophen-2-yl)benzene, 1,4-diamino-2-(thiophen-3-yl)benzene, 1,4-diamino-2-(pyridin-3-yl)benzene, 2,5-diaminobiphenyl, 1,4-diamino-2-methoxymethylbenzene, 1,4-diamino-2-aminomethylbenzene, 1,4-diamino-2-hydroxymethylbenzene, 1,4-diamino-2-(2-hydroxyethoxy)benzene, 2-[2-(acetylamino)ethoxy]-1,4-diaminobenzene, 4-phenyl-aminoaniline, 4-dimethylaminoaniline, 4-diethylaminoaniline, 4-dipropylaminoaniline, 4-[ethyl(2-hydroxyethyl)amino]-aniline, 4-[di(2-hydroxyethyl)amino]aniline, 4-[di(2-hydroxyethyl)amino]-2-methylaniline, 4-[(2-methoxyethyl)-amino]aniline, 4-[(3-hydroxy-propyl)amino]aniline, 4-[(2,3-dihydroxypropyl)-amino]aniline, 1,4-diamino-2-(1-hydroxyethyl)benzene, 1,4-diamino-2-(2-hydroxyethyl)benzene, 1,4-diamino-2-(1-methylethyl)benzene, 1,3-bis-[(4-aminophenyl)(2-hydroxyethyl)amino]-2-propanol, 1,4-bis-[1-(4-aminophenyl)amino]butane, 1,8-bis-(2,5-diaminophenoxy)-3,6-dioxaoctane, 4-aminophenol, 4-amino-3-methylphenol, 4-amino-3-(hydroxymethyl)phenol, 4-amino-3-fluorophenol, 4-methylaminophenol, 4-amino-2-(aminomethyl)phenol, 4-amino-2-(hydroxymethyl)phenol, 4-amino-2-fluorophenol, 4-amino-2-[2-hydroxyethyl)amino]methylphenol, 4-amino-2-methylphenol, 4-amino-2-(methoxymethyl)-phenol, 4-amino-2-(2-hydroxyethyl)phenol, 5-aminosalicylic acid, 2,5-diaminopyridine, 2,4,5,6-tetraaminopyrimidine, 2,5,6-triamino-4-(1H)-pyrimidone, 4,5-diamino-1-(2-hydroxyethyl)-1H-pyrazole, 4,5-diamino-1-(1-methylethyl)-1H-pyrazole, 4,5-diamino-1-[(4-methylphenyl)methyl]-1H-pyrazole, 1-[(4-chlorophenyl)methyl]-4,5-diamino-1H-pyrazole, 4,5-diamino-1-methyl-1H-pyrazole, 2-aminophenol, 2-amino-6-methylphenol, 2-amino-5-methylphenol and 1,2,4-trihydroxybenzene.

7. The agent as defined in claim 3 , containing from 0.005 to 20 percent by weight of each of said at least one coupler and said at least one developer, based on a total amount of the agent.

8. The agent as defined in claim 3 , further comprising at least one direct dye.

9. The agent as defined in claim 3 , consisting of a hair colorant.