申请人:——
公开号:US20030153588A1
公开(公告)日:2003-08-14
Compounds of formula (I) wherein X is O, CH
2
, S or NH, or the moiety X—R
1
is hydrogen; V is CH or N; R
1
is hydrogen, C
1-6
-alkyl, C
3-7
cycloalkyl, aryl, arylC
1-6
alkyl, heterocyclyl, heterocyclylC
1-6
alkyl, heteroaryl, or heteroarylC
1-6
alkyl any of which except for hydrogen may be optionally substituted; R
2
and R
3
independently represent optionally substituted C
1-6
-alkyl, or R
2
and R
3
together with the carbon atom to which they are attached form an optionally substituted C
3-7
cycloalkyl or C
3-7
cycloalkenyl ring; or R
2
and R
3
together with the carbon atom to which they are attached form an optionally substituted 5 to 7-membered heterocyclyl ring containing up to 3 heteroatoms selected from N, O, S.R
4
and R
5
independently represent hydrogen, C
1-6
alkyl, C
3-7
cycloalkyl, aryl, arylC
1-6
alkyl, heteroaryl, heteroarylC
1-6
alkyl, heterocyclyl, or heterocyclylC
1-6
alkyl, any of which except for hydrogen may be optionally substituted or R
4
and R
5
together with the nitrogen atom to which they are attached form 4- to 8-membered ring; Ar is an aryl or heteroaryl ring either of which may be optionally substituted; one of X
1
and X
2
is N and the other is NR
6
, wherein R
6
is hydrogen, C
1-6
alkyl, or arylC
1-6
alkyl or pharmaceutically acceptable salts thereof, their use as inhibitors of Raf kinases, and pharmaceutical compositions containing them.