4-氯-1-甲基-3-硝基吡啶-2(1H)-酮 、 3-溴-4-氟苯胺 以to give 4-(3-bromo-4-fluorophenylamino)-1-methyl-3-nitro-1H-pyridin-2-one as a beige solid (2.0 g, 40%)的产率得到4-(3-bromo-4-fluorophenylamino)-1-methyl-3-nitro-1H-pyridin-2-one
参考文献:
名称:
Imidazo[4,5-c]pyridin-4-one analogues as GABAA receptor ligands
Imidazo[4,5-c]pyridin-4-one analogues as GABAA receptor ligands
申请人:——
公开号:US20040132767A1
公开(公告)日:2004-07-08
A compound of formula I, or a pharmaceutically acceptable salt thereof:
1
wherein
X
1
represents hydrogen, halogen, C
1-6
alkyl, trifluoromethyl or C
1-6
alkoxy;
X
2
represents hydrogen or halogen;
Y represents a chemical bond, an oxygen atom, or a —NH— linkage;
Z represents an optionally substituted aryl or heteroaryl group;
R
1
represents hydrocarbon, a heterocyclic group, trifluoromethyl, —SO
2
R
a
, —SO
2
NR
a
R
b
, —COR
a
, —CO
2
R
a
or —CONR
a
R
b
; and
R
a
and R
b
independently represent hydrogen, hydrocarbon or a heterocyclic group;
pharmaceutical compositions including the compound and methods for treating anxiety, convulsions and cognitive disorders are disclosed.