申请人:Pfizer Inc.
公开号:US04572908A1
公开(公告)日:1986-02-25
Dihydropyridine anti-ischaemic agents of the formula: ##STR1## and their salts where R is aryl or heteroaryl, R.sup.1 and R.sup.2 are each C.sub.1 -C.sub.4 alkyl or 2-methoxyethyl, Y is --(CH.sub.2).sub.n -- where n is 2, 3, or 4 and is optionally substituted by 1 or 2 CH.sub.3 groups, and R.sup.3 is an optionally substituted 5- or 6-membered heterocyclic group attached to the adjacent N atom by a C atom, said group R.sup.3 being optionally fused to a further heterocyclic group or to a benzene ring.
二氢吡啶抗缺血药物的化学式为:##STR1##及其盐,其中R为芳基或杂芳基,R.sup.1和R.sup.2分别为C.sub.1-C.sub.4烷基或2-甲氧基乙基,Y为--(CH.sub.2).sub.n--,其中n为2、3或4,并且可以被1或2个CH.sub.3基取代,R.sup.3是一个可选取代的5-或6-成员杂环基,通过一个碳原子连接到相邻的N原子,所述基R.sup.3可选地融合到另一个杂环基或苯环中。