Propanoic acid derivatives of formula (1) are described:
Ar—X
1
—Ar
1
—Z—R (1)
in which
Ar is a nitrogen base containing group;
X
1
is a linker atom or group;
Ar
1
is an optionally substituted pyridine or pyridine-N-oxide;
Z is a group —CH(R
13
)CH
2
— [in which R
13
is R
13a
or Alk
1a
R
13a
, R
13a
is a hydrogen atom or an optionally substituted aliphatic, cycloaliphatic, heteroaliphatic, heterocycloaliphatic, aromatic or heteroaromatic group and Alk
1a
is an optionally substituted C
1-3
alkylene chain], —C(R
12a
)(R
13
)—CH(R
12b
)— [in which R
12a
and R
12b
together with the carbon atoms to which they are attached form a C
3-7
cycloalkyl group] or —C(R
13
)═CH—;
R is a carboxylic acid (—CO
2
H) or a derivative or biostere thereof;
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 immune or inflammatory disorders.
描述了式(1)的
丙酸衍
生物:Ar-X1-Ar1-Z-R(1),其中Ar是含氮基团的基团;X1是链接原子或基团;Ar1是可选的取代
吡啶或
吡啶-N-氧化物;Z是基团-CH(R13)
CH2- [其中R13是R13a或Alk1aR13a,R13a是氢原子或可选的取代脂肪,环脂肪,杂原子脂肪,杂环脂肪,芳香或杂环芳香基团,而Alk1a是可选的取代C1-3烷基链],-C(R12a)(R13)-CH(R12b)- [其中R12a和R12b与它们附着的碳原子一起形成C3-7环烷基基团]或-C(R13)═CH-;R是
羧酸(-CO2H)或其衍
生物或
生物立体异构体;以及其盐,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,并用于预防和治疗免疫或炎症性疾病。