申请人:Boehringer Ingelheim GmbH
公开号:US03940489A1
公开(公告)日:1976-02-24
A composition having bradycardia and isoproterenol antagonistic activity comprising at least one compound selected from the group consisting of racemates of 1-phenoxy-2-hydroxy-3-tert.-butylamino propanes of the formula ##EQU1## wherein R is selected from the group consisting of --(CH.sub.2).sub.x --CN where x is an integer from 0 to 3, COOH and COOR' where R' is alkyl of 1 to 4 carbon atoms; R.sub.1 is selected from the group consisting of hydrogen, alkoxy and alkylthio of 1 to 4 carbon atoms, --CN and alkenyl and alkynyl of 2 to 4 carbon atoms and R.sub.2 is selected from the group consisting of hydrogen, halogen and alkyl and alkoxy of 1 to 4 carbon atoms, their optically active isomers and their non-toxic, pharmaceutically acceptable acid addition salts of said racemates and said optically active isomers and a major amount of a pharmaceutical carrier and a method of producing bradycardia and suppressing tachycardia effects of N-isopropyl-noradrenaline in warm-blooded animals.
一种具有心动过缓和异丙肾上腺素拮抗活性的组合物,包括至少选择自以下群组成的化合物之一:1-苯氧基-2-羟基-3-叔丁基氨基丙烷的混合物,其化学式为##EQU1## 其中R选择自以下群组成:--(CH.sub.2).sub.x --CN,其中x是0到3之间的整数,COOH和COOR',其中R'是1到4个碳原子的烷基;R.sub.1选择自以下群组成:氢、烷氧基和1到4个碳原子的烷基硫醚,--CN以及2到4个碳原子的烯基和炔基,R.sub.2选择自以下群组成:氢、卤素和1到4个碳原子的烷基和烷氧基,它们的光学活性异构体以及它们的非毒性、药学上可接受的酸盐混合物和这些光学活性异构体的主要量的药用载体,以及一种在温血动物中产生心动过缓和抑制N-异丙基-去甲肾上腺素的心动过速效应的方法。