Aminopyran ring derivative and its composition and application wherein the dipeptidyl peptidase IV (DPP-IV) inhibitor is used for preparing the drugs for treating metabolic diseases
The present invention relates to an aminopyran ring derivative and its composition and application, specifically speaking, relating to the aminopyran ring derivative represented by the general formula (I) or its stereoisomer, pharmaceutically acceptable salt, prodrug, pharmaceutical composition containing the derivative and the preparation of dipeptidyl peptidase IV (DPP-IV) inhibitor for medical use, wherein the definitions of the substituents in the general formula (I) are the same as those defined in the patent specification.本發明關於一種氨基吡喃環衍生物及其組合物和應用,具體而言關於通式(I)所示的氨基吡喃環衍生物或其立體異構體、藥學上可接受的鹽、前藥、含有該衍生物的藥物組合物以及在製備二肽基肽酶IV(DPP-IV)抑制劑的醫藥上的用途,其中通式(I)中各取代基的定義與說明書的定義相同。
