申请人:May & Baker Limited
公开号:US04036872A1
公开(公告)日:1977-07-19
Cyclopentane derivatives of the formula: ##STR1## wherein R.sup.1 represents alkyl of 1 through 4 carbon atoms, R.sup.2 represents hydrogen or alkyl of 1 through 3 carbon atoms, R.sup.3 represents alkoxy of 3 through 6 carbon atoms, or alkoxyalkyl in which alkoxy and alkyl moieties each contain 1 through 4 carbon atoms, R.sup.4 represents hydrogen or alkyl of 1 through 12 carbon atoms, R.sup.5 represents hydrogen or alkyl of 1 through 4 carbon atoms or a carboxylic acyl group, A represents carbonyl or a group --CH(OR.sup.5)-- wherein R.sup.5 is as hereinbefore defined, and X represents ethylene or trans-vinylene, possess pharmacological properties, for example the production of hypotension, broncodilation, inhibition of gastric acid secretion, and stimulation of uterine contraction.
环戊烷衍生物的化学式为:##STR1## 其中R.sup.1代表1至4个碳原子的烷基,R.sup.2代表氢或1至3个碳原子的烷基,R.sup.3代表3至6个碳原子的烷氧基,或烷氧基烷基,其中烷氧基和烷基基团各自含有1至4个碳原子,R.sup.4代表氢或1至12个碳原子的烷基,R.sup.5代表氢或1至4个碳原子的烷基或羧酸酰基,A代表羰基或一个基团--CH(OR.sup.5)--,其中R.sup.5如前所定义,X代表乙烯或反式乙烯基,具有药理学性质,例如降压、支气管扩张、抑制胃酸分泌和促进子宫收缩的产生。