申请人:——
公开号:US20030119853A1
公开(公告)日:2003-06-26
Compounds of formula (1):
1
wherein:
R
1
is a hydrogen atom or an optionally substituted cycloaliphatic, polycycloaliphatic, heterocycloaliphatic; polyheterocycloaliphatic, aromatic, or heteroaromatic group;
Alk
1
is an optionally substituted aliphatic or heteroaliphatic chain;
L
1
is a linker atom or group;
r and s is each zero or an integer 1;
R
2
and R
3
, which may be the same or different, is each a hydrogen or halogen atom or a straight or branched alkyl, haloalkyl, alkoxy, haloalkoxy, hydroxyl or nitro group;
Alk
2
is a straight or branched alkylene chain;
is zero or an integer 1;
R
4
is a hydrogen atom or a methyl group;
R
5
is a hydrogen atom or a straight or branched alkyl group;
R
6
is a group —(CH
2
)
t
R
7
in which t is zero or the integer 1 and R
7
is an optionally substituted polycycloaliphatic, heterocycloaliphatic, polyheterocycloaliphatic, aromatic or heteroaromatic group;
R is a carboxylic acid (—CO
2
H) or a derivative thereof;
and the salts, solvates and hydrates thereof are described
The compounds are able to inhibit the binding of alpha 4 integrins to their ligands and are of use in the prophylaxis and treatment of immune or inflammatory disorders.
式(1)化合物:
1
其中
R
1
是氢原子或任选取代的环脂族、多环脂族、杂环脂族、多杂环脂族、芳香族或杂芳香族基团;
烷烃
1
是任选取代的脂族或杂脂族链;
L
1
是连接原子或基团;
r 和 s 均为零或整数 1;
R
2
和 R
3
可以相同或不同,各自为氢原子或卤素原子或直链或支链烷基、卤代烷基、烷氧基、卤代烷氧基、羟基或硝基;
烷基
2
是直链或支链亚烷基链;
为零或整数 1;
R
4
是氢原子或甲基;
R
5
是氢原子或直链或支链烷基;
R
6
是基团-(CH
2
)
t
R
7
其中 t 为零或整数 1,R
7
是任选取代的多环脂族、杂环脂族、多杂环脂族、芳香族或杂芳香族基团;
R 是羧酸(-CO
2
H)或其衍生物;
及其盐类、溶剂和水合物。
这些化合物能够抑制α 4 整合素与其配体的结合,可用于预防和治疗免疫性或炎症性疾病。