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.
化合物的化学式1是用于治疗高血压、充血性心力衰竭、心绞痛和血管痉挛性疾病的钙通道拮抗剂:##STR1## 其中n是1到4的整数;R.sub.1和R.sub.2是较低的烷基;R.sub.3是较低的烷基或烷氧基烷基;A是碳原子数为2到8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,较低的烷基或卤素;Y是--O--,--S--,--S(O)--或--S(O).sub.2--;R为H,较低的烷基,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元杂环烷基,可选择地用较低的烷基或烷氧基取代,其中杂原子是一个氧原子。