申请人:Eli Lilly and Company
公开号:US05484798A1
公开(公告)日:1996-01-16
The present invention provides novel benzothiophene compounds of formula I ##STR1## wherein R is --H, --OH, --O(C.sub.1 -C.sub.4 alkyl), --O--CO--(C.sub.1 -C.sub.6 alkyl), --O--CO--Ar in which Ar is optionally substituted phenyl, or --O--SO.sub.2 --(C.sub.4 -C.sub.6 alkyl); R.sup.1 is --H, --OH, --O(C.sub.1 -C.sub.4 alkyl), --O--CO--(C.sub.1 -C.sub.6 alkyl), --O--CO--Ar in which Ar is optionally substituted phenyl, --O--SO.sub.2 --(C.sub.4 -C.sub.6 alkyl) chloro or bromo; R.sup.2 is --H or --OH; n is 2 or 3; and R.sup.3 and R.sup.4 each are independently C.sub.1 14 C.sub.4 alkyl, or combine to form 1-piperidinyl, 1-pyrrolidinyl, methyl-1-pyrrolidinyl, dimethyl-1-pyrrolidinyl, 4-morpholino, or 1-hexamethyleneimino; or a pharmaceutically acceptable salt thereof, for inhibiting restenosis.
本发明提供了一种新颖的苯并噻吩化合物,其化学式为I,
其中R为--H,--OH,--O(C.sub.1 -C.sub.4烷基),--O--CO--(C.sub.1 -C.sub.6烷基),--O--CO--Ar,其中Ar可选择地取代苯基,或--O--SO.sub.2--(C.sub.4 -C.sub.6烷基);R^1为--H,--OH,--O(C.sub.1 -C.sub.4烷基),--O--CO--(C.sub.1 -C.sub.6烷基),--O--CO--Ar,其中Ar可选择地取代苯基,--O--SO.sub.2--(C.sub.4 -C.sub.6烷基)氯或溴;R^2为--H或--OH;n为2或3;R^3和R^4各自独立地为C.sub.1至C.sub.4烷基,或结合形成1-哌啶基、1-吡咯啉基、甲基-1-吡咯啉基、二甲基-1-吡咯啉基、4-吗啉基或1-己亚甲基亚胺基;或其药学上可接受的盐,用于抑制再狭窄。