申请人:The Procter & Gamble Company
公开号:US05994354A1
公开(公告)日:1999-11-30
The novel cyclic urethanes, and their pharmaceutically-acceptable salts and esters, described herein which are useful as antiarrhythmic and antifibrillatory agents and have the following general structure: ##STR1## wherein (a) X is a saturated or unsaturated, 5-, 6-, or 7-membered heterocycle or carbocycle; (b) Y is a substituted or unsubstituted, saturated or unsaturated, 5-, 6-, or 7-membered heterocyclic ring or carbocyclic ring, or is nil; (c) L is selected from the group consisting of alkylamino, alkenylamino, alkylimino, alkenylimino and acylamino; wherein the nitrogen atom thereof is bound to the nitrogen atom at the 3-position of the cyclic urethane ring moiety; (d) A is a substituted or unsubstituted, saturated or unsaturated, straight-chain or branched, C.sub.1 -C.sub.8 heteroalkyl; or a substituted or unsubstituted, saturated or unsaturated heterocycle having 6- or 7-members which may not have an oxygen atom; and A has one nitrogen atom which is adjacent to R.sub.4 ; and and the pharmaceutically-acceptable salts and esters thereof.
本文所述的新型环状脲和其药用可接受的盐和酯,可用作抗心律失常和抗心颤药物,其具有以下一般结构:##STR1## 其中(a)X是饱和或不饱和的5、6或7元杂环或碳环;(b)Y是取代或未取代的、饱和或不饱和的5、6或7元杂环或碳环,或为零;(c)L选自烷基氨基,烯基氨基,烷基亚胺,烯基亚胺和酰胺的群,其中其氮原子与环状脲环基上的3位置的氮原子结合;(d)A是取代或未取代的、饱和或不饱和的直链或支链C.sub.1-C.sub.8杂原子烷基;或者是取代或未取代的、饱和或不饱和的6或7元杂环,可能没有氧原子;A具有一个氮原子,其邻近R.sub.4;以及其药用可接受的盐和酯。