申请人:Laboratoires Syntex S.A.
公开号:US04761420A1
公开(公告)日:1988-08-02
Compound of formula 1 are calcium entry antagonists useful for treating hypertension, congestive heart failure, angina, and vasospastic disorders: ##STR1## wherein n is an integer from 1 to 4; R.sub.1 and R.sub.2 are lower alkyl; R.sub.3 is lower alkyl or alkoxyalkyl; A is alkylene of two to eight carbon atoms; X.sub.1 and X.sub.2 are each independently --NO.sub.2, --CF.sub.3, CH.sub.3 O--, --CN, --H, lower alkyl or halo; Y is --O--, --S--, --S(O)--, or --S(O).sub.2 --; and R is H, lower alkyl, cycloalkyl, alkoxyalkyl, cycloalkyloxy-alkyl, alkoxycycloalkyl, acyl, or saturated or unsaturated 5- or 6-membered heterocyclyl optionally substituted with lower alkyl or alkoxy, wherein the heteroatom is one oxygen atom.
化合物1的结构式是钙通道拮抗剂,可用于治疗高血压、充血性心力衰竭、心绞痛和血管痉挛性疾病:##STR1## 其中n为1至4的整数;R.sub.1和R.sub.2为低碳基;R.sub.3为低碳基或烷氧基烷基;A为2至8个碳原子的烷基;X.sub.1和X.sub.2分别独立地为--NO.sub.2、--CF.sub.3、CH.sub.3 O--、--CN、--H、低碳基或卤素基;Y为--O--、--S--、--S(O)--或--S(O).sub.2 --;R为H、低碳基、环烷基、烷氧基烷基、环烷氧基烷基、烷氧基环烷基、酰基或饱和或不饱和的5-或6-成员杂环基,可选地取代低碳基或烷氧基,其中杂原子为一个氧原子。