申请人:Celltech Therapeutics Limited
公开号:US06348463B1
公开(公告)日:2002-02-19
Phenylalanine derivatives of formula (1) are described:
in which:
Ar1 is an aromatic or heteroaromatic group;
L1 is a linker atom or group;
R is a carboxylic acid or a derivative thereof;
Ar2 is an optionally substituted aromatic or heteroaromatic group;
and the salts, solvates, hydrates and N-oxides thereof.
The compounds are able to inhibit the binding of &agr;4 integrins to their ligands and are of use in the prophylaxis and treatment of immune or inflammatory disorders.
公式(1)的苯丙氨酸衍生物如下所述:
其中:
Ar1是芳香族或杂环芳基;
L1是连接原子或基团;
R是羧酸或其衍生物;
Ar2是可选择取代的芳香族或杂环芳基;
以及它们的盐、溶剂合物、水合物和N-氧化物。
这些化合物能够抑制α4整合素与其配体的结合,并可用于预防和治疗免疫或炎症性疾病。