申请人:Merrell Pharmaceuticals Inc.
公开号:US05635502A1
公开(公告)日:1997-06-03
The present invention relates to certain novel mercaptoacetylamide bicyclic lactam derivatives useful as inhibitors of enkephalinase and of ACE. These mercaptoacetylamide bicyclic lactam derivatives can be described by the following formula: ##STR1## wherein R is hydrogen, a C.sub.1 -C.sub.4 alkyl, an Ar--Y--group, --CH.sub.2 O--C(O)C(CH.sub.3).sub.3 or diphenylmethyl; R.sub.1 is hydrogen, acetyl, --CH.sub.2 O--C(O)C(CH.sub.3).sub.3, benzoyl or a group of the formula ##STR2## R.sub.2 is hydrogen, C.sub.1 -C.sub.8 alkyl, --CH.sub.2 OCH.sub.2 CH.sub.2 OCH.sub.3 or an Ar--Y--group; A is --CH.sub.2 --, --O--, or --S--; B is --S--or --O--; and pharmaceutically acceptable salts thereof.
本发明涉及某些新型巯基乙酰胺双环内酰胺衍生物,可用作脑啡肽酶和ACE的抑制剂。这些巯基乙酰胺双环内酰胺衍生物可以用以下公式描述:##STR1##其中R是氢,C.sub.1-C.sub.4烷基,Ar-Y基团,-CH.sub.2O-C(O)C(CH.sub.3).sub.3或二苯甲基;R.sub.1是氢,乙酰基,-CH.sub.2O-C(O)C(CH.sub.3).sub.3,苯甲酰基或公式##STR2##的基团;R.sub.2是氢,C.sub.1-C.sub.8烷基,-CH.sub.2OCH.sub.2CH.sub.2OCH.sub.3或Ar-Y基团;A是-CH.sub.2-,-O-或-S-;B是-S-或-O-;以及其药学上可接受的盐。