Compound of formula (I):
1
wherein:
R
1
, R
2
, R
3
and R
4
, which may be the same or different, each represent a hydrogen atom, a halogen atom or a group selected from alkyl, alkoxy, polyhaloalkyl, hydroxy, cyano, nitro and amino,
or R
1
with R
2
, R
2
with R
3
, or R
3
with R
4
, together with the carbon atoms carrying them, form an optionally substituted benzene ring or an optionally substituted heteroaromatic ring,
X represents an oxygen atom or a methylene group,
A represents an alkylene chain,
2
represents an optionally substituted, unsaturated, nitrogen-containing heterocycle
and R
5
represents an alkyl group,
its enantiomers and diastereoisomers, and addition salts thereof with a pharmaceutically acceptable acid.
a medicinal products containing the same are useful as a double &agr;
2
/5-HT
2c
antagonist.
化合物的结构式(I)如下:其中:R1、R2、R3和R4,可以相同也可以不同,每个代表一个
氢原子、卤原子或者从烷基、烷
氧基、多卤代烷基、羟基、
氰基、硝基和
氨基中选择的基团,或者R1与R2、R2与R3、或者R3与R4,连同携带它们的
碳原子一起,形成一个可选择取代的
苯环或者一个可选择取代的杂芳环,X代表一个
氧原子或者一个亚
甲基基团,A代表一个烷基链,2代表一个可选择取代的、不饱和的、含
氮的杂环,R5代表一个烷基基团,它的对映异构体和顺式异构体以及与药学上可接受的酸形成的加合盐,含有该化合物的药物制剂作为双α2/5-HT2c
拮抗剂具有用途。