Novel heterocyclic derivatives, preparation method and pharmaceutical compositions containing same
申请人:——
公开号:US20030040533A1
公开(公告)日:2003-02-27
Compounds of formula (I):
1
wherein:
X represents an oxygen atom or a sulphur atom or a group CH
2
or
2
R
1
and R
2
represent a hydrogen atom, or a group as defined in the description,
A represents an alkylene chain as described in the description,
B is as defined in the description,
R
3
and R
4
represent a hydrogen atom or a group as defined in the description,
D represents an optionally substituted benzene, optionally substituted pyrazine, optionally substituted pyrimidine or optionally substituted pyridazine nucleus.
式(I)的化合物:1其中:X代表氧原子、硫原子或CH2或2R1和R2代表氢原子,或如说明书中所定义的基团,A代表如说明书中所描述的亚烷基链,B如说明书中所定义,R3和R4代表氢原子或如说明书中所定义的基团,D代表可任选取代的苯环、可任选取代的吡嗪环、可任选取代的嘧啶环或可任选取代的吡啶嗪环。