申请人:——
公开号:US20040116357A1
公开(公告)日:2004-06-17
The present invention provides glucopyranosyloxypyrazole derivatives represented by the general formula:
1
wherein R
1
, R
2
and R
3
represent a hydrogen atom or a halogen atom; R
4
represents a lower alkyl group or a halo(lower alkyl) group; and R
5
represents a hydrogen atom, a lower alkyl group, a lower alkoxy group, a lower alkylthio group, etc., a pharmaceutically acceptable salt thereof or a prodrug thereof., which exert an excellent inhibitory activity in human SGLT2, and therefore are useful as drugs for the prevention or treatment of a disease associated with hyperglycemia such as diabetes, diabetic complications or obesity, pharmaceutically acceptable salts thereof or prodrugs thereof, production intermediates thereof and pharmaceutical uses thereof.
本发明提供了由通式1表示的葡萄糖吡唑衍生物,其中R1、R2和R3表示氢原子或卤原子;R4表示低碳基或卤代(低碳基)基;R5表示氢原子、低碳基、低烷氧基、低碳硫基等,其在人体SGLT2中具有优异的抑制活性,因此可用作预防或治疗与高血糖相关的疾病,如糖尿病、糖尿病并发症或肥胖症的药物,以及其药学上可接受的盐或前药、生产中间体和制药用途。