Tricyclic compounds, processes for their preparation and pharmaceutical compositions comprising them
申请人:FUJISAWA PHARMACEUTICAL CO., LTD.
公开号:EP0360079A1
公开(公告)日:1990-03-28
A compound of the formula :
wherein
R1 is aryl which may have suitable substituent(s),
X is -O- or
(in which R3 is hydrogen or lower alkyl),
A is a bond or lower alkylene which may have lower alkyl group(s), and
R2 is hydrogen or an acyl group,
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
式中
R1 是芳基,可具有合适的取代基、
X 是 -O- 或
(其中 R3 为氢或低级烷基)、
A 是键或低级亚烷基,可带有低级烷基,以及
R2 是氢或酰基、
及其药学上可接受的盐、
它们的制备工艺以及由它们作为活性成分与药学上可接受的载体混合而成的药物组合物。