申请人:Ciba-Geigy Corporation
公开号:US05508408A1
公开(公告)日:1996-04-16
Compounds of formula I ##STR1## wherein R.sub.1 -R.sub.5, X, Ar and Y are as defined in the description, have valuable pharmaceutical properties and are especially effective as leukotriene antagonists. They are prepared in a manner known per se.
式I的化合物##STR1##其中R.sub.1 -R.sub.5、X、Ar和Y如描述中定义的那样,具有有价值的药用性能,并且在白三烯拮抗剂方面特别有效。它们以已知的方式制备。