Patent ID: 7132000
Filing Date: 2006-11-07
Classification: A61K,A61Q

Abstract:
1. An agent for oxidative dyeing of keratin fibers, said agent comprising (i) at least one developer substance; (ii) at least one coupler substance: wherein said at least one coupler substance is selected from the group consisting of N-(3-dimethylaminophenyl)urea; 2,6-diaminopyridine; 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-methyl-benzene; 2,4-diamino-1-(2-hydroxyethoxy)-5-methylbenzene; 24-di[(2-hydroxy-ethyl)amino]-1,5-dimethoxybenzene; 2,3-diamino-6-methoxypyridine; 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-dihydroxypropoxy)benzene; 1,3-diamino-4-(3-dihydroxypropoxy)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-methylaminobenzene; 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;  wherein R1, R2, R3, R4, and R5, independently of each other, denote hydrogen, a carboxyl group, an aldehyde group, a halogen atom, a cyano group, a hydroxyl group, a (C R6 denotes a —CH═CH—CHO group, a —CHO group, or a —X(Y) R denotes a —CR7R8R9 group; a saturated, optionally substituted cycloalkyl group with 3 to 10 atoms and optionally containing up to three heteroatoms selected from the group consisting of nitrogen, oxygen, and sulfur; or an optionally substituted cycloalkylene group with 3 to 10 atoms and optionally containing up to three cumulated or non-cumulated double bonds and up to three heteroatoms selected from the group consisting of nitrogen, oxygen, and sulfur; R7, R8, and R9 are the same or different and, independently of each other, denote hydrogen, a saturated cycloalkyl group with 3 to 10 atoms and optionally containing up to 3 heteroatoms selected from the group consisting of nitrogen, oxygen, and sulfur; a cycloalkylene group with 3 to 10 atoms and optionally containing up to three cumulated or non-cumulated double bonds and up to three heteroatoms selected from the group consisting of nitrogen, oxygen, and sulfur; a branched or unbranched —(CH X and Z are equal or different and, independently of each other, denote a branched or unbranched —(CH Y denotes an —O—, —S—, —NH—, NR—, or a —C(O)—O—, —O—C(O)—, —C(O)—NH, or —O—C═NH-group; or wherein the —X—(Y) with the proviso that in formula (I), when R6 denotes a —CH═CH—CHO group or a —CHO group, at least two adjacent R1 to R5 groups form an —O—CH