申请人:Bayer Aktiengesellschaft
公开号:US05026714A1
公开(公告)日:1991-06-25
Novel blood sugar-lowering dihydropyridinelactones of the formula ##STR1## in which R represents halogen, C.sub.1 -C.sub.10 -alkyl, C.sub.1 -C.sub.10 -alkoxy, C.sub.1 -C.sub.10 -alkylthio, C.sub.1 -C.sub.10 -alkylsulphinyl, C.sub.1 -C.sub.10 -alkylsulphonyl, cyano, C.sub.1 -C.sub.6 - mono- or polyfluoroalkyl, C.sub.1 -C.sub.6 -mono- or polyfluoroalkoxy or nitro, R.sup.1 represents hydrogen, halogen or C.sub.1 -C.sub.10 -alkyl or C.sub.1 -C.sub.10 -alkoxy, R.sup.2 represents a C.sub.1 -C.sub.20 hydrocarbon radical which can optionally be interrupted or substituted, R.sup.3 represents hydrogen NH.sub.2, CHO, CN or a C.sub.1 -C.sub.6 hydrocarbon radical which can be interrupted in the chain, and R.sup.4 represents a C.sub.1 -C.sub.10 -alkyl or C.sub.2 -C.sub.10 -alkenyl radical which can optionally be interrupted or substituted with the proviso that R is not CF.sub.3 if R.sup.2 represents C.sub.2 H.sub.5.
化学式为##STR1##的新型降血糖二氢吡啶内酯,其中R代表卤素、C.sub.1 -C.sub.10 -烷基、C.sub.1 -C.sub.10 -烷氧基、C.sub.1 -C.sub.10 -烷硫基、C.sub.1 -C.sub.10 -烷基砜基、C.sub.1 -C.sub.10 -烷基磺酰基、氰基、C.sub.1 -C.sub.6 单氟或多氟烷基、C.sub.1 -C.sub.6 单氟或多氟烷氧基或硝基,R.sup.1代表氢、卤素或C.sub.1 -C.sub.10 -烷基或C.sub.1 -C.sub.10 -烷氧基,R.sup.2代表可选择地被中断或取代的C.sub.1 -C.sub.20 碳氢基团,R.sup.3代表氢、NH.sub.2、CHO、CN或可在链中间断的C.sub.1 -C.sub.6 碳氢基团,R.sup.4代表可选择地被中断或取代的C.sub.1 -C.sub.10 -烷基或C.sub.2 -C.sub.10 -烯基基团,但要注意如果R.sup.2代表C.sub.2 H.sub.5,则R不是CF.sub.3。