申请人:Dymock William Brian
公开号:US20070043044A1
公开(公告)日:2007-02-22
Compounds of formula (1) are inhibitors of HSP90 activity in vitro or in vivo, and of use in the treatment of inter alia, cancer wherein R
2
is a group of formula —(Ar
1
)
m
-(Alk
1
)
P
-(Z)
r
-(Alk
2
)
S
-Q wherein Ar
1
is an optionally substituted aryl or heteroaryl radical, Alk′ and Alk 2 are optionally substituted divalent C
1
-C
3
alkylene or C
2
-C
3
alkenylene radicals, m, p, r and s are independently 0 or 1, Z is —0—, —S—, —(C═O)—, —(C═S)—, —S0
2
-, —C(═O)O—, —C(═O)NR
A
—, —C(═S)NR
A
—, —S0
2
NR
A
—, —NR
A
C(═O)_, —NR
A
S0
2
- or —NR
A
—wherein R
A
is hydrogen or C
1
-C
6
alkyl, and Q is hydrogen or an optionally substituted carbocyclic or heterocyclic radical; R
3
is hydrogen, an optional substituent, or an optionally substituted (C
1
-C
6
)alkyl, aryl or heteroaryl radical; and R
4
is a carboxylic ester, carboxamide or sulfonamide group.
式(1)的化合物是体外或体内HSP90活性的抑制剂,可用于治疗癌症等疾病,其中R2是一个公式为—(Ar1)m-(Alk1)P-(Z)r-(Alk2)S-Q的基团,其中Ar1是一个可选取代的芳基或杂环芳基基团,Alk′和Alk2是可选取代的二价C1-C3烷基或C2-C3烯基基团,m、p、r和s独立地为0或1,Z是—0—、—S—、—(C═O)—、—(C═S)—、—S02-、—C(═O)O—、—C(═O)NRA—、—C(═S)NRA—、—S02NRA—、—NRAC(═O)_、—NRAS02-或—NRA—,其中RA是氢或C1-C6烷基,Q是氢或可选取代的碳环或杂环基团;R3是氢、可选取代基团或可选取代的(C1-C6)烷基、芳基或杂环芳基基团;R4是一个羧酸酯、羧酰胺或磺酰胺基团。