[EN] beta -ALANINE DERIVATIVES AS alpha 4 INTEGRIN INHIBITORS<br/>[FR] DÉRIVES DE beta -ALANINE COMME INHIBITEURS DES alpha 4 INTÉGRINES
申请人:CELLTECH THERAPEUTICS LTD
公开号:WO2000032575A1
公开(公告)日:2000-06-08
Alkanoic acid derivatives of formula (1) are described: Ar1(Alka)rL?1Ar2CH(R1)C(Ra)(Ra'¿)R wherein Ar1 is an optionally substituted aromatic or heteroaromatic group; L1 is a covalent bond or a linker atom or group; Ar2 is an optionally substituted phenylene or nitrogen-containing six-membered heteroarylene group; R is a carboxylic acid (-CO¿2?H) or a derivative thereof; and the salts, solvates, hydrates and N-oxides thereof. The compounds are able to inhibit the binding of α4 integrins to their ligands and are of use in the prophylaxis and treatment of immune or inflammatory disorders.