申请人:E. R. Squibb & Sons, Inc.
公开号:US04313948A1
公开(公告)日:1982-02-02
The invention relates to new compounds useful as hypotensive agents, of the formula: ##STR1## wherein R is hydrogen or lower alkyl; R.sub.1 is hydrogen, lower alkyl or halo substituted lower alkyl; R.sub.2 is hydrogen, ##STR2## or ##STR3## R.sub.3 is lower alkyl, phenyl or phenyl lower alkyl; Pr--COOR is a substituted or unsubstituted proline.
这项发明涉及作为降压药物有用的新化合物,其化学式为:##STR1## 其中R是氢或较低的烷基;R.sub.1是氢,较低的烷基或卤素取代的较低的烷基;R.sub.2是氢,##STR2## 或##STR3## R.sub.3是较低的烷基,苯或苯较低的烷基;Pr--COOR是取代或未取代的脯氨酸。