The invention relates to NEP inhibitors for treating cardiovascular disorders. Preferred NEP inhibitors are compounds of formula (I) wherein R
1
is C
1
-C
6
alkyl, C
1
-C
6
alkoxyC
1
-C
3
alkyl or C
1
-C
6
alkoxyC
1
-C
6
alkoxyC
1
-C
3
alkyl; R
2
is hydrogen or C
1
-C
6
alkyl; L is a three atom linkage selected from —CH
2
—X—CH
2
— and —CH
2
—CH
2
—X— where the right hand side of the linkage is attached to R
3
and where X is oxygen, sulfur or methylene; R
3
is phenyl or aromatic heterocyclyl, either of which may be independently substituted by one or more groups selected from: C
1
-C
6
alkyl, halo, haloC
1
-C
6
alkyl, C
1
-C
6
alkoxy, haloC
1
-C
6
alkoxy, C
1
-C
6
alkylthio, haloC
1
-C
6
alkylthio and nitrile; and R
4
and R
5
are either both hydrogen, or one of R
4
and R
5
is hydrogen and the other is a biolabile ester-forming group that in the body of a patient is replaced by hydrogen.
本发明涉及用于治疗心血管疾病的
NEP抑制剂。首选
NEP抑制剂是式(I)中的化合物,其中R1为C1-C6烷基,C1-C6烷
氧基C1-C3烷基或C1-C6烷
氧基C1-C6烷
氧基C1-C3烷基; R2为
氢或C1-C6烷基; L是选择自—
CH2—X— —和— — —X—的三原子连接,其中连接的右侧连接到R3,X为
氧、
硫或亚
甲基; R3为
苯基或芳香杂环基,其中任一可独立地被一个或多个基团所取代,所述基团选择自:C1-C6烷基,卤素,卤素C1-C6烷基,C1-C6烷
氧基,卤素C1-C6烷
氧基,C1-C6烷
硫基,卤素C1-C6烷
硫基和腈基; R4和R5为
氢或其中之一为
氢,另一个为
生物可降解的
酯形成基团,在患者体内被
氢取代。