申请人:Farmitalia Carlo Erba S.p.A.
公开号:US04500712A1
公开(公告)日:1985-02-19
There are provided ergoline derivatives of formula ##STR1## wherein R.sub.1 .dbd.H, CH.sub.3 ; R.sub.2 .dbd.H or halogen atom, or CH.sub.3,CN, alkyl- or phenyl-thio; R.sub.3 .dbd.H, OCH.sub.3 ; R.sub.4 .dbd.C.sub.1 -C.sub.4 hydrocarbon group; X.dbd.O, S, NH; A.dbd.CO, SO.sub.2 ; B.dbd.C.sub.1 -C.sub.4 hydrocarbon group, aryl, aralkyl, heterocyclic ring group, alkoxy, aryloxy; n.dbd.0, 1, 2; and pharmaceutically acceptable salts thereof. A process for preparing said compounds is also provided. The compounds show anti-hypertensive activity and are active on the gastroenteric system.
提供了以下公式的埃尔戈林衍生物:##STR1## 其中 R.sub.1 .dbd.H,CH.sub.3;R.sub.2 .dbd.H或卤素原子,或CH.sub.3,CN,烷基或苯基硫代基;R.sub.3 .dbd.H,OCH.sub.3;R.sub.4 .dbd.C.sub.1-C.sub.4烃基;X.dbd.O,S,NH;A.dbd.CO,SO.sub.2;B.dbd.C.sub.1-C.sub.4烃基,芳基,芳基烷基,杂环环基,烷氧基,芳氧基;n.dbd.0,1,2;以及其药学上可接受的盐。还提供了制备这些化合物的方法。这些化合物显示出抗高血压活性,并对胃肠系统起作用。