申请人:Barril-Alonso Xavier
公开号:US20090069336A1
公开(公告)日:2009-03-12
Compounds of formula (I) are inhibitors of HSP90, and useful in the treatment of, for example, cancers:
wherein R
2
is a group of formula (IA):
-(Ar
1
)
m
-(Alk
1
)
p
-(Z)
r
-(Alk
2
)
s
-Q (IA)
wherein in any compatible combination Ar
1
is an optionally substituted aryl or heteroaryl radical, Alk
1
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 —O—, —S—, —(C═O)—, —(C═S)—, —SO
2
—, —C(═O)O—, —C(═O)NR
A
—, —C(═S)NR
A
—, —SO
2
NR
A
—, —NR
A
C(═O)—, —NR
A
SO
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 (i) hydrogen, a —CN group, a nitro group —NO
2
, or a —C(═NOH)(NH
2
) group, or (ii) an optionally substituted C
1
-C
6
alkyl, aryl, heterocyclic, aryl(C
1
-C
6
alkyl)-, or heterocyclic(C
1
-C
6
alkyl)- group, or (iii) a group of formula —C(═O)R
5
wherein R
5
is hydroxyl, optionally substituted C
1
-C
6
alkyl, C
1
-C
6
alkyoxy, aryl, aryloxy, heteroaryl, heteroaryloxy, aryl(C
1
-C
6
alkyl)-, aryl(C
1
-C
6
alkoxy)-, heteroaryl(C
1
-C
6
alkyl)-, or heteroaryl(C
1
-C
6
alkoxy)-, or (iv) a group of formula —C(═O)NHR
6
wherein R
6
is primary, secondary, tertiary or cyclic amino, or hydroxyl, optionally substituted C
1
-C
6
alkyl, C
1
-C
6
alkyoxy, aryl, aryloxy, heteroaryl, heteroaryloxy, aryl(C
1
-C
6
alkyl)-, aryl(C
1
-C
6
alkoxy)-, heteroaryl(C
1
-C
6
alkyl)-, or heteroaryl(C
1
-C
6
alkoxy)-.
公式(I)的化合物是HSP90的
抑制剂,并且在治疗癌症等方面非常有用:其中R2是公式(IA)的基团:-(Ar1)m-(Alk1)p-(Z)r-(Alk2)s-Q(IA)其中在任何兼容的组合中,Ar1是可选的取代基的芳基或杂环芳基基团,Alk1和Alk2是可选的取代基的二价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—O—,—S—,—(C═O)—,—(C═S)—,—SO2—,—C(═O)O—,—C(═O)NRA—,—C(═S)NRA—,—SO2NRA—,—NRAC(═O)—,—NRASO2—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(i)氢,—CN基团,硝基—
NO2或—C(═NOH)(NH2)基团,或(ii)可选取代的C1-C6烷基,芳基,杂环,芳基(C1-C6烷基)-或杂环(C1-C6烷基)-基团,或(iii)公式—C(═O)R5的基团其中R5是羟基,可选取代的C1-C6烷基,C1-C6烷氧基,芳基,芳氧基,杂环芳基,杂环芳氧基,芳基(C1-C6烷基)-,芳基(C1-C6烷氧基)-,杂环芳基(C1-C6烷基)-或杂环芳基(C1-C6烷氧基)-,或(iv)公式—C(═O)NHR6的基团其中R6是一级,二级,三级或环状
氨基或羟基,可选取代的C1-C6烷基,C1-C6烷氧基,芳基,芳氧基,杂环芳基,杂环芳氧基,芳基(C1-C6烷基)-,芳基(C1-C6烷氧基)-,杂环芳基(C1-C6烷基)-或杂环芳基(C1-C6烷氧基)-。