申请人:Merck Sharp & Dohme Corp.
公开号:US20150038498A1
公开(公告)日:2015-02-05
Compounds of the invention are useful in inhibiting thrombin and associated thrombotic occlusions having the following structure: (I) or a pharmaceutically acceptable salt thereof, wherein Q is CH
2
, NR
4
, O, S, S(O) or S(O
2
), wherein R
4
is H, C
1-6
alkyl, aryl, or C
3-8
cycloalkyl; R
1
is a heterocycle or —(CR
5
R
6
)1-2NH2, wherein R
5
and R
6
, each time in which they occur, are independently H, C
1-6
alkyl, —CH
2
F, —CHF
2
, CF
3
or —CH
2
OH; R
2
is OH, NH
2
or NHSO
2
CH
3
; and R
3
is C
1-6
alkyl.
本发明的化合物具有以下结构(I)或其药学上可接受的盐,在抑制凝血酶和相关的血栓闭塞方面有用,其中Q为CH2,NR4,O,S,S(O)或S(O2),其中R4为H,C1-6烷基,芳基或C3-8环烷基;R1为杂环或-(CR5R6)1-2NH2,其中R5和R6在每次出现时独立地为H,C1-6烷基,-CH2F,-CHF2,CF3或-CH2OH;R2为OH,NH2或NHSO2CH3;R3为C1-6烷基。