申请人:Sankyo Company Limited
公开号:US04322435A1
公开(公告)日:1982-03-30
Prostacyclin derivatives of formula (I): ##STR1## (wherein R.sup.1 represents a hydrogen atom or a lower alkyl group; R.sup.2 represents an alkenyl group having from 8 to 12 carbon atoms; and n represents an integer of from 1 to 8, inclusive) and pharmaceutically acceptable salts thereof, are valuable pharmaceuticals, showing excellent thrombocyte agglutination inhibitory, coronary blood vessel dilatory and bronchodilatory effects, and may be prepared by introducing the .dbd.CH(CH.sub.2).sub.n COOR.sup.1 side chain onto an appropriate compound by means of a Wittig reaction.
化学式(I)的前列环素衍生物:##STR1##(其中,R.sup.1代表氢原子或较低的烷基基团;R.sup.2代表具有8至12个碳原子的烯基基团;n代表1至8之间的整数,包括1和8)及其药学上可接受的盐是有价值的药物,表现出优秀的抗血小板凝聚、冠状血管扩张和支气管扩张效果,并可以通过Wittig反应将.dbd.CH(CH.sub.2).sub.n COOR.sup.1侧链引入适当化合物来制备。