申请人:TANABE SEIYAKU CO., LTD.
公开号:US20040229926A1
公开(公告)日:2004-11-18
The present invention is to provide an aliphatic nitrogen-containing 5-membered ring compound represented by the formula [I]:
1
wherein A represents —CH
2
— or —S—,
R
1
represents hydrogen atom, a lower alkyl group, a hydroxy lower alkyl group or a lower-alkoxy lower alkyl group,
X represents —N(R
3
)—, —O— or —CO—, where R
3
represents hydrogen atom or a lower alkyl group, and
R
2
represents (1) a cyclic group which may be substituted, or (2) an amino group which may be substituted,
or a pharmaceutically acceptable salt thereof, a method for preparing the above-mentioned compound and a pharmaceutical composition comprising the above-mentioned compound as an effective ingredient.
本发明提供一种脂肪族含氮的五元环化合物,其化学式为[I]:1,其中A代表—CH2—或—S—,R1代表氢原子、低碳基、羟基低碳基或低烷氧基低碳基,X代表—N(R3)—、—O—或—CO—,其中R3代表氢原子或低碳基,而R2代表(1)可能被取代的环状基团,或(2)可能被取代的氨基基团,或其药学上可接受的盐,以及制备上述化合物的方法和包含上述化合物作为有效成分的制药组合物。