申请人:Moffat David Festus Charles
公开号:US20110190306A1
公开(公告)日:2011-08-04
Compounds of formula (I) are PLK inhibitors, useful for the treatment of cell proliferative diseases: wherein R
1
is hydrogen, or an optionally substituted (C
1
-C
6
)alkyl, (C
2
-C
6
)alkenyl, (C
2
-C
6
)alkynyl or (C
3
-C
6
)cycloalkyl group; R
2
is hydrogen, or an optionally substituted (C
1
-C
6
)alkyl, (C
2
-C
6
)alkenyl, (C
2
-C
6
)alkynyl or (C
3
-C
6
)cycloalkyl group; R
3
is hydrogen, —CN, hydroxyl, halogen, optionally substituted (C
1
C
6
)alkyl, (C
2
-C
6
)alkenyl, (C
2
-C
6
)alkynyl or (C
3
-C
6
)cycloalkyl, —NR
5
R
6
or C
1
-C
4
alkoxy, wherein R
5
and R
6
are independently hydrogen or optionally substituted (C
1
-C
6
)alkyl; ring A is an optionally substituted mono- or bi-cyclic carbocyclic or heterocyclic ring or a ring system having up to 12 ring atoms; T is a radical of formula R-L
1
-Y
1
— wherein L
1
and Y
1
are as defined in the claims and R is an carbon-linked, alpha alpha disubstituted amino acid or amino acid ester residue.