申请人:Pfizer Inc.
公开号:US04590195A1
公开(公告)日:1986-05-20
1,4-Dihydropyridine derivatives of the formula: ##STR1## wherein R is aryl or heteroaryl; R.sup.1 and R.sup.2 are each C.sub.1 -C.sub.4 alkyl or 2-methoxyethyl; n is 2, 3 or 4; R.sup.3 is H, C.sub.1 -C.sub.4 alkyl, CH.sub.2 CO.sub.2 (C.sub.1 -C.sub.4 alkyl) or CH.sub.2 CN; and R.sup.4 is a group of the formula COR.sup.5, CSR.sup.5, C(.dbd.NR.sup.6)R.sup.7 or SO.sub.2 R.sup.5, wherein R.sup.5 is C.sub.1 -C.sub.4 alkyl, NH.sub.2, NH(C.sub.1 -C.sub.4 alkyl), NH(C.sub.3 -C.sub.6 cycloalkyl), N(C.sub.1 -C.sub.4 alkyl).sub.2, NHCH.sub.2 CO.sub.2 (C.sub.1 -C.sub.4 alkyl), NHCH.sub.2 CONH.sub.2, NHCH.sub.2 CO.sub.2 H, NH(CH.sub.2).sub.2 NH.sub.2, NHNH.sub.2, NHNRCO.sub.2 (C.sub.1 -C.sub.4 alkyl), NH-aryl, NHCO-aryl or a heterocyclic, NH-heterocyclic or NHCO-heterocyclic group, or when R.sup.4 is C(.dbd.O)R.sup.5, R.sup.5 may be H or CF.sub.3 ; R.sup.6 is H, CN, CO.sub.2 (C.sub.1 -C.sub.4 alkyl), CO(C.sub.1 -C.sub.4 alkyl), SO.sub.2 (C.sub.1 -C.sub.4 alkyl), SO.sub.2 -aryl, SO.sub.2 NH.sub.2, SO.sub.2 N(C.sub.1 -C.sub.4 alkyl).sub.2, NO.sub.2 or aryl; and R.sup.7 is NH.sub.2, NH(C.sub.1 -C.sub.4 alkyl), NHCO(C.sub.1 -C.sub.4 alkyl), NH(CH.sub.2).sub.m N(C.sub.1 -C.sub.4 alkyl).sub.2 wherein m is 2 to 4 or a NH-heterocyclic group; and their pharmaceutically acceptable acid addition salts, and pharmaceutical preparation containing such compounds, have utility as anti-ischaemic and antihypertensive agents.
1,4-二氢吡啶衍生物的化学式为:##STR1## 其中 R 是芳基或杂环芳基;R.sup.1 和 R.sup.2 分别是 C.sub.1 -C.sub.4 烷基或 2-甲氧基乙基;n 为 2、3 或 4;R.sup.3 是 H、C.sub.1 -C.sub.4 烷基、CH.sub.2 CO.sub.2 (C.sub.1 -C.sub.4 烷基) 或 CH.sub.2 CN;R.sup.4 是 COR.sup.5、CSR.sup.5、C(.dbd.NR.sup.6)R.sup.7 或 SO.sub.2 R.sup.5 的基团,其中 R.sup.5 是 C.sub.1 -C.sub.4 烷基、NH.sub.2、NH(C.sub.1 -C.sub.4 烷基)、NH(C.sub.3 -C.sub.6 环烷基)、N(C.sub.1 -C.sub.4 烷基).sub.2、NHCH.sub.2 CO.sub.2 (C.sub.1 -C.sub.4 烷基)、NHCH.sub.2 CONH.sub.2、NHCH.sub.2 CO.sub.2 H、NH(CH.sub.2).sub.2 NH.sub.2、NHNH.sub.2、NHNRCO.sub.2 (C.sub.1 -C.sub.4 烷基)、NH-芳基、NHCO-芳基或杂环芳基、NH-杂环芳基或 NHCO-杂环芳基,或当 R.sup.4 是 C(.dbd.O)R.sup.5 时,R.sup.5 可以是 H 或 CF.sub.3;R.sup.6 是 H、CN、CO.sub.2 (C.sub.1 -C.sub.4 烷基)、CO(C.sub.1 -C.sub.4 烷基)、SO.sub.2 (C.sub.1 -C.sub.4 烷基)、SO.sub.2 -芳基、SO.sub.2 NH.sub.2、SO.sub.2 N(C.sub.1 -C.sub.4 烷基).sub.2、NO.sub.2 或芳基;R.sup.7 是 NH.sub.2、NH(C.sub.1 -C.sub.4 烷基)、NHCO(C.sub.1 -C.sub.4 烷基)、NH(CH.sub.2).sub.m N(C.sub.1 -C.sub.4 烷基).sub.2,其中 m 为 2 到 4,或 NH-杂环芳基;以及它们的药学上可接受的酸盐,以及含有这类化合物的药物制剂,具有作为抗缺血和降压药物的用途。