申请人:Asahi Kasei Kogyo Kabushiki Kaisha
公开号:EP0061673A1
公开(公告)日:1982-10-06
A 5-isoquinolinesulfonyl derivative of Formula (I):
wherein
f is zero or one;
m and n each is an integer of one to nine;
m+n is an integer of at least one;
R1 is a hydrogen atom, a C1-10 alkyl group, a C5-6cycloalkyl group or an aryl group; or
R2 and R3 each is a hydrogen atom, a C1-10 alkyl group, a C5-6 cycloalkyl group, an aryl group or an aralkyl group;
R2 and R3 are C1-6 alkylene groups and linked directly or through an oxygen atom to form a 5- to 7-membered heterocyclic ring with the adjacent nitrogen atom; or the
group is a
group wherein R4 and Rs each is a hydrogen atom, a C1-10 alkyl group, an aryl group or an aralkyl group and R6 is a hydrogen atom, a C1-10 alkyl group, an aryl group, an aralkyl group, a benzoyl group, a cinnamyl group, a cinnamoyl group, a furoyl group or a
group wherein R, is a C1-8 alkyl group, and the pharmaceutically acceptable salt thereof; and a process for the preparation thereof. The compounds of this invention have a relaxatory action for vascular smooth muscle and are useful as a vasodilator and a hypotensor.
式(I)的 5-异喹啉磺酰基衍生物:
其中
f 为零或一
m 和 n 均为一至九的整数
m+n 至少为 1 的整数;
R1 是氢原子、C1-10 烷基、C5-6 环烷基或芳基;或
R2 和 R3 各为氢原子、C1-10 烷基、C5-6 环烷基、芳基或芳烷基;
R2 和 R3 为 C1-6 烯基,直接或通过氧原子连接,与相邻的氮原子形成 5-7 元杂环;或
基团为
其中 R4 和 Rs 分别为氢原子、C1-10 烷基、芳基或芳烷基,R6 为氢原子、C1-10 烷基、芳基、芳烷基、苯甲酰基、肉桂酰基、肉桂酰基、呋喃基或
其中 R 是 C1-8 烷基的基团及其药学上可接受的盐;以及其制备方法。本发明的化合物对血管平滑肌具有松弛作用,可用作血管扩张剂和降压剂。