申请人:——
公开号:US20020115684A1
公开(公告)日:2002-08-22
2,7-Naphthyridine containing squaric acids of formula (1) are described:
1
wherein
Ar
1
is an optionally substituted 2,7-naphthridin-1-yl group;
L
2
is a covalent bond or a linker atom or group;
Ar
2
is an optionally substituted aromatic or heteroaromatic chain;
Alk is a chain —CH
2
CH(R)—, —CH═C(R)—,
2
in which R is a carboxylic acid (—CO
2
H) or a derivative or biostere thereof;
R
1
is a hydrogen atom or a C
1-6
alkyl group;
L
1
is a covalent bond or a linker atom or group;
Alk
1
is an optionally substituted aliphatic chain;
n is zero or the integer 1;
R
2
is a hydrogen atom or an optionally substituted heteroaliphatic, cycloaliphatic, heterocycloaliphatic, polycycloalphatic, heteropoly-cycloaliphatic, aromatic or heteroaromatic group;
and the salts, solvates, hydrates and N-oxides thereof.
The compounds are able to inhibit the binding of integrins to their ligands and are of use in the prophylaxis and treatment of immuno or inflammatory disorders or disorders involving the inappropriate growth or migration of cells.
描述了公式(1)中含有2,7-萘啶基丙二酸的化合物:其中,Ar1是可选取代的2,7-萘啶-1-基基团;L2是共价键或连接原子或基团;Ar2是可选取代的芳香或杂芳链;Alk是链-CH2CH(R)-,-CH═C(R)-,其中R是羧酸(-CO2H)或其衍生物或生物立体异构体;R1是氢原子或C1-6烷基基团;L1是共价键或连接原子或基团;Alk1是可选取代的脂肪链;n为零或整数1;R2是氢原子或可选取代的杂脂肪、环脂肪、杂环脂肪、多环脂肪、杂多环脂肪、芳香或杂芳基团;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或涉及细胞不适当生长或迁移的疾病。