申请人:FUJISAWA PHARMACEUTICAL CO., LTD.
公开号:EP0399424A1
公开(公告)日:1990-11-28
A compound of the formula :
wherein
R¹ is ar(lower)alkyl which may have suitable substituent(s),
R² is hydrogen, lower alkyl which may have suitable substituent(s), or a group of the formula :
(in which A is lower alkylene and X is halogen),
n is 0, 1 or 2 and
Y is -CH₂-CH₂- or
and a pharmaceutically acceptable salt thereof,
processes for their preparation and pharmaceutical compositions comprising them as an active ingredient in admixture with pharmaceutically acceptable carriers.
式中的化合物
其中
R¹ 是可具有适当取代基的 ar(低级)烷基、
R² 是氢、可具有适当取代基的低级烷基或式......的基团(其中 A 是低级亚烷基,X 是卤素):
(其中 A 为低级亚烷基,X 为卤素)、
n 是 0、1 或 2,以及
Y 是-CH₂-CH₂- 或
及其药学上可接受的盐、
它们的制备工艺和药物组合物,其中包含它们作为活性成分与药学上可接受的载体的混合物。