PTERIDINE DERIVATIVES AS POLO-LIKE KINASE INHIBITORS USEFUL IN THE TREATMENT OF CANCER
申请人:Moffat David Festus Charles
公开号:US20100216802A1
公开(公告)日:2010-08-26
Compound of formula (I) are inhibitors of Polo-like kinases (PLKs), and are useful in treatment of cell proliferative diseases:
wherein R
1
and R
2
are 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
and R
3
′ are independently selected from 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 R is an alpha amino acid or alpha amino acid ester motif, linked to ring A by linker R-L
1
-Y
1
— as defined in the claims.
式(I)的化合物是Polo样激酶(PLKs)的抑制剂,可用于治疗细胞增殖性疾病:其中R1和R2是氢,或者是可选取代的(C1-C6)烷基,(C2-C6)烯基,(C2-C6)炔基或(C3-C6)环烷基;R3和R3'分别选自氢,—CN,羟基,卤素,可选取代的(C1-C6)烷基,(C2-C6)烯基,(C2-C6)炔基或(C3-C6)环烷基,—NR5R6或C1-C4烷氧基,其中R5和R6分别独立地是氢或可选取代的(C1-C6)烷基;环A是可选取代的单环或双环碳环或杂环,或具有多达12个环原子的环系;T是公式R-L1-Y1—的基团,其中R是α-氨基酸或α-氨基酸酯基序列,通过定义中的连接基R-L1-Y1—与环A相连。