申请人:Vernalis (R&D) Ltd.
公开号:US20150099736A1
公开(公告)日:2015-04-09
Compounds of formula (I) have checkpoint kinase 1 (CHK1) inhibitory activity:
wherein R
1
, R
2
, R
5
and R
6
are independently selected from hydrogen, hydroxy, methyl, trifluoromethyl, hydroxymethyl, methoxy, trifluoromethoxy, methylamino and dimethylamino; R
3
, and R
4
are independently selected from hydrogen, hydroxy, C
1
-C
3
alkyl, fluoro-(C
1
-C
3
)-alkyl, hydroxy-(C
1
-C
3
)-alkyl, C
1
-C
3
alkoxy, fluoro-(C
1
-C
3
)-alkoxy, hydroxy-(C
1
-C
3
)-alkoxy, —N(R
11
)—R
12
, -Alk-N(R
11
)—R
12
, —O-Alk-N(R
11
)—R
12
, —C(═O)OH, carboxy-(C
1
-C
3
)-alkyl, or —C(═O)—NH—R
13
; Alk is a straight or branched chain divalent C
1
-C
6
alkylene radical; R
7
and R
8
are independently selected from hydrogen, hydroxy, or C
1
-C
3
alkoxy; X is a straight chain divalent C
1
-C
3
alkylene radical, optionally substituted on one or more carbons by R
9
and/or R
10
; W is selected from —C(═O)—N(—R
16
)— or —N(—R
17
)—C(═O)—; Y is hydrogen, C
1
-C
3
alkyl, C
1
-C
3
alkoxy, or halo; and Q is selected from optionally substituted phenyl, optionally substituted cyclohexyl, or an optionally substituted 6-membered monocyclic heteroaryl ring.
公式(I)的化合物具有检查点激酶1(CHK1)抑制活性:其中R1、R2、R5和R6分别选自氢、羟基、甲基、三氟甲基、羟甲基、甲氧基、三氟甲氧基、甲基氨基和二甲氨基;R3和R4分别选自氢、羟基、C1-C3烷基、氟代(C1-C3)烷基、羟基(C1-C3)烷基、C1-C3烷氧基、氟代(C1-C3)烷氧基、羟基(C1-C3)烷氧基、-N(R11)-R12,-Alk-N(R11)-R12,-O-Alk-N(R11)-R12,-C(=O)OH,羧基(C1-C3)烷基或-C(=O)-NH-R13;Alk是直链或支链的二价C1-C6烷基基团;R7和R8分别选自氢、羟基或C1-C3烷氧基;X是直链的二价C1-C3烷基基团,可在一个或多个碳上取代R9和/或R10;W选自-C(=O)-N(-R16)-或-N(-R17)-C(=O)-;Y选自氢、C1-C3烷基、C1-C3烷氧基或卤素;Q选自可选取代的苯基、可选取代的环己基或可选取代的6元单环杂芳基。