Piperidine derivatives, their preparation and pharmaceutical compositions containing them
申请人:af Ekenstam, Bo
公开号:EP0024382A1
公开(公告)日:1981-03-04
A compound of formula
in which
m and n are a pair of integers such that m = 0 or 1 and n=3-m or m=0, 1 or 2 and n=4-m,
R is straight or branched C2 to C4 alkyl having a terminal hydroxy group,
R1 is methyl or methoxy,
R2 is methyl or ethyl and
R3 is hydrogen or methyl;
or a pharmaceutically acceptable salt thereof is provided, as well as compositions containing these compounds and processes for preparing them. The compounds can be used to produce topical and local anaesthetic effects in mammals and are also useful as heart anti-arrhythmic agents.
式的化合物
其中
m 和 n 是一对整数,如 m=0 或 1 和 n=3-m 或 m=0、1 或 2 和 n=4-m、
R 是具有末端羟基的直链或支链 C2 至 C4 烷基、
R1 是甲基或甲氧基
R2 是甲基或乙基
R3 是氢或甲基;
或其药学上可接受的盐,以及含有这些化合物的组合物和制备工艺。这些化合物可用于对哺乳动物产生局部麻醉作用,也可用作抗心律失常的药物。