Patent ID: 7390818

Claim:
A compound corresponding to the formula (I): in which: R 1 represents a hydrogen atom, a (C 1 -C 4 )alkyl group or a (CH 2 ) n OH, (CH 2 ) n —O-tetrahydropyran-2-yl, (CH 2 ) n NR′ 6 R′ 7 , (CH 2 ) n CN, (CH 2 ) n CO 2 (C 1 -C 4 )alk or (CH 2 ) n CONR 6 R 7 group; R 2 represents a hydrogen atom or a (C 1 -C 4 )alkyl group; R 3 represents a phenyl monosubstituted by a hydroxyl, hydroxymethyl, carboxyl, (C 1 -C 4 )alkanoyl, azido, (C 1 -C 4 )-alkoxycarbonyl, hydroxyiminomethyl, (C 1 -C 4 )alkylsulphonyl, trifluoromethyl, thiol, (C 1 -C 4 )alkylthio, cyano, (CH 2 ) m NR′ 7 R 10 , CONR 6 R 8 or O(CH 2 ) n R 9 group; a phenyl substituted by 2 to 5 identical or different substituents chosen from trifluoromethyl, hydroxyl, hydroxymethyl, carboxyl, (C 1 -C 4 )alkanoyl, azido, (C 1 -C 4 )alkoxycarbonyl, hydroxyiminomethyl, thiol, (C 1 -C 4 )alkylthio, (C 1 -C 4 )alkylsulphonyl, phenyl, cyano, (CH 2 ) m NR′ 7 R 10 , CONR 6 R 8 or O(CH 2 ) n R 9 group; or R 3 represents a benzodioxolyl group which is unsubstituted or substituted on the phenyl by a halogen atom; R 4 and R 5 are identical or different and each independently represent a hydrogen or halogen atom or a hydroxyl, (C 1 -C 4 )alkyl, trifluoromethyl, phenyl, cyano, (C 1 -C 4 )alkoxy, (C 1 -C 4 )alkoxycarbonyl, (C 1 -C 4 )alkylsulphonyl, O—(CH 2 ) n NR 6 R 7 or (CH 2 ) n NR 6 R 7 group; R 6 represents hydrogen or a (C 1 -C 4 )alkyl group; R 7 represents hydrogen or a (C 1 -C 4 )alkyl group; or R 6 and R 7 , together with the nitrogen atom to which they are bonded, form a heterocyclic radical chosen from: piperidyl, morpholinyl, pyrrolidinyl, piperazinyl or 4-methylpiperazin-1-yl; R′ 6 represents hydrogen or a (C 1 -C 4 )alkyl group; R′ 7 represents hydrogen or a (C 1 -C 4 )alkyl group; or R′ 6 and R′ 7 , together with the nitrogen atom to which they are bonded, form a heterocyclic radical chosen from morpholinyl or pyrrolidinyl; R 8 represents hydrogen, a (C 1 -C 4 )alkyl group or a —(CH 2 ) n NR 6 R 7 group; or R 6 and R 8 , together with the nitrogen atom to which they are bonded, form a heterocyclic radical chosen from: piperidyl, morpholinyl, pyrrolidinyl, piperazinyl or 4-methylpiperazin-1-yl; R 9 represents a phenyl radical or an amino, morpholin-4-yl, cyano or (C 1 -C 4 )alkoxycarbonyl group; R 10 represents R′ 6 or a phenyl, pyridyl, pyrimidinyl or a (CH 2 ) n NR′ 6 R′ 7 group; or R′ 7 and R 10 , together with the nitrogen atom to which they are bonded, form a heterocyclic radical chosen from piperazinyl or 4-methylpiperazin-1-yl; n represents 1, 2 or 3; m represents 0 or 1; Alk represents an alkyl; or an acid addition salt thereof.