[EN] 2-AMINOQUINOLONE DERIVATIVES FOR USE AS IMPDH INHIBITORS<br/>[FR] DERIVES DE 2-AMINOQUINOLONE UTILISES EN TANT QU'INHIBITEURS DE L'IMPDH
申请人:CELLTECH R&D LTD
公开号:WO2003035066A1
公开(公告)日:2003-05-01
Quinolone derivatives of formula (1) are described; wherein: X is an O or S atom; R1 is an aliphatic, cycloaliphatic, or cycloalkyl-alkyl-group; R2 is a -CN group or an optionally substituted heteroaromatic group; R3 is a hydrogen atom or an alkyl, -CN, -CO2H, -CO2R6 or -CONR7R8 group; R4 is a chain -Alk1-L1-Alk2-R9; R5 is a hydrogen atom or an alkyl group; or NR4R5 forms an optionaly substituted heterocycloaliphatic ring optionally fused to an optionally substituted monocylcic C 6-12 aromatic group or an optionally substituted monocyclic C 1-9 heteroaromatic group; and the salts, solvates, hydrates, tautomers, isomers or N-oxides thereof. The compounds are potent inhibitors of IMPDH and are of use as immunosuppressants, anti-cancer agents, anti-inflammatory agents, antipsoriatic and anti-viral agents.