Substituted indole oxo-acetyl amino acetic acid derivatives as inhibitors of plasminogen activator inhibitor (PAI-1)
申请人:Elokdah Mahmoud Hassan
公开号:US20060122254A1
公开(公告)日:2006-06-08
This invention provides indole oxo-acetyl amino acetic acid derivatives which are useful as inhibitors of plasminogen activator inhibitor-1 (PAI-1) useful for treating fibrinolytic disorders, the compounds having the structure:
wherein: R
1
is alkyl or optionally substituted cycloalkyl, —CH
2
-cycloalkyl, pyridinyl, CH
2
-pyridinyl, phenyl or benzyl; R
2
is hydrogen, alkyl, cycloalkyl, —CH
2
-cycloalkyl, or perfluoroalkyl; R
3
is hydrogen, halo, alkyl, perfluoroalkyl, alkoxy, cycloalkyl, —CH
2
-cycloalkyl, —NH
2
, or —NO
2
; R
4
is optionally substituted phenyl, benzyl, benzyloxy, pyridinyl, or —CH
2
-pyridinyl; R
8
is hydrogen, alkyl, cycloalkyl, —CH
2
-cycloalkyl, perfluoroalkyl, aryl, substituted aryl, alkyl-aryl, or substituted alkyl-aryl; R
9
is hydrogen, alkyl, hydroxyalkyl, 4-hydroxybenzyl, 3-indolylymethylene, 4-imidazolylmethylene, HSCH
2
—, CH
3
SCH
2
CH
2
—, H
2
NC(═O)CH
2
—, H
2
NC(═O)CH
2
CH
2
—, HO
2
CCH
2
—, HO
2
CCH
2
CH
2
—, H
2
NCH
2
CH
2
CH
2
CH
2
—, H
2
NC(═NH)NHCH
2
CH
2
CH
2
—, or taken together with R
8
as —CH
2
CH
2
CH
2
—; or a pharmaceutically acceptable salt or ester form thereof.
本发明提供了印烷氧酮乙酰氨基乙酸衍生物,其作为纤溶酶原激活抑制剂-1(PAI-1)的抑制剂而有用,用于治疗纤溶障碍,化合物具有以下结构:其中:R1是烷基或可选取代的环烷基,-CH2-环烷基,吡啶基,CH2-吡啶基,苯基或苄基;R2是氢,烷基,环烷基,-CH2-环烷基或全氟烷基;R3是氢,卤素,烷基,全氟烷基,烷氧基,环烷基,-CH2-环烷基,-NH2或-NO2;R4是可选取代的苯基,苄基,苄氧基,吡啶基或-CH2-吡啶基;R8是氢,烷基,环烷基,-CH2-环烷基,全氟烷基,芳基,取代芳基,烷基芳基或取代烷基芳基;R9是氢,烷基,羟基烷基,4-羟基苄基,3-吲哚亚甲基,4-咪唑亚甲基,HSCH2-,CH3SCH2CH2-,H2NC(═O)CH2-,H2NC(═O)CH2CH2-,HO2CCH2-,HO2CCH2CH2-,H2NCH2CH2CH2CH2-,H2NC(═NH)NHCH2CH2CH2-,或与R8一起取为-CH2CH2CH2-;或其药学上可接受的盐或酯形式。