Patent ID: 7074243

Claim:
An N-Benzyl-m-phenylenediamine derivatives of general formula (I) or the physiologically-tolerated, water-soluble salts thereof, wherein R1 denotes a halogen atom, a C 1 â€“C 4 -alkoxy group, a C 1 â€“C 4 -fluoroalkoxy group, a (C 1 â€“C 4 -alkyl)sulfamido-(C 2 â€“C 4 -alkoxy) group, a (C 1 â€“C 4 -alkyl)sulfonyl-(C 2 â€“C 4 -alkoxy) group, a C 2 â€“C 4 -hydroxyalkoxy group, a C 3 â€“C 4 -dihydroxyalkoxy group, a C 1 â€“C 6 -alkyl group, a C 1 â€“C 4 -alkylthioether group, a C 2 â€“C 4 -aminocarbonylalkoxy group, an aminoalkyl group, a trifluoromethyl group, an â€”Si(CH 3 ) 3 group, a C 1 â€“C 4 -hydroxyalkyl group or a C 3 â€“C 4 -dihydroxyalkyl group; R2 and R3 independently of each other denote hydrogen or a C 1 â€“C 4 -alkyl group, R4, R5, R6, R7 and R8 independently of each other denote hydrogen , a halogen atom, a hydroxyl group, a (C 1 â€“C 4 )-alkoxy group, a hydroxy-(C 2 â€“C 4 )-alkoxy group, a (C 1 â€“C 6 )-alkyl group, a (C 1 â€“C 4 )-alkylthioether group, a mercapto group, an amino group, a (C 1 â€“C 6 )-alkylamino group, a di(C 1 â€“C 6 )-alkylamino group, a di[hydroxy-(C 2 â€“C 4 )-alkyl]amino group, a hydroxy-(C 2 â€“C 4 )-alkylamino group, a trifluoromethyl group, an acetamido group, a â€”C(O)Ch 3 group, a â€”C(O)Cf 3 group, an â€”Si(CH 3 ) 3 group, a hydroxy-(C 1 â€“C 4 )-alkyl group or a dihydroxy-(C 2 â€“C 4 )-alkyl group, or R5 and R6 together form an â€”Oâ€”CH 2 â€”Oâ€” bridge; with the proviso that R4 and R7 do not simultaneously each denote an amino group or that R5 and R8 do not simultaneously each denote an amino group; that R1 does not denote a CH 3 group when each of R2, R3, R4, R5, R8, R7 and R8 denotes hydrogen; that R1 does not denote a OCH 3 group when simultaneously R2 denotes an isopropyl group and each of R3, R4, R5, R6, R7 and R8 denote hydrogen; that R1 does not denote hydrogen when simultaneously R2 denotes an isopropyl group, R4 denotes bromine and each of R3, R5, R6, R7 and R8 denote hydrogen or R8 denotes bromine and each of R3, R4, R5, R6 and R7 denote hydrogen; and that R1 does not denote methyl when simultaneously R2 denotes an isopropyl group, R4 denotes bromine and each of R3, R5, R6, R7 and R8 denote hydrogen or RB denotes bromine and each of R3, R4, R5, R6 and R7 denote hydrogen.