Novel (4-piperidinylmethyl and hetero)purines of formula
wherein-A1=A2-A3=A4-is-N=CH-N=CH-or -CH=N-CH=N-and L is a radical L1-CrH2r-T-CsH2s-or
the pharmaceutically acceptable acid addition salts and possible stereochemically isomeric forms thereof, which compounds are anti-allergic agents; pharmaceutical compositions containing such compounds as an active ingredient and methods of preparing said compounds and pharmaceutical compositions.
式中的新型(4-哌啶甲基和杂)嘌呤
其中-A1=A2-A3=A4-是-N=CH-N=CH-或-CH=N-CH=N,而 L 是基 L1-CrH2r-T-CsH2s- 或
药学上可接受的酸加成盐及其可能的立体化学异构形式,这些化合物是抗过敏剂;含有这些化合物作为活性成分的药物组合物以及制备所述化合物和药物组合物的方法。
US5041448A
申请人:——
公开号:US5041448A
公开(公告)日:1991-08-20
US5258380A
申请人:——
公开号:US5258380A
公开(公告)日:1993-11-02
(4-piperidinylmethyl and -hetero) purines
申请人:Janssen Pharmaceutica N.V.
公开号:US05041448A1
公开(公告)日:1991-08-20
(4-Piperidinylmethyl and -hetero)purines having antihistaminic properties and being useful agents in the treatment of allergic diseases.