申请人:Hoffmann-La Roche Inc.
公开号:US04551460A1
公开(公告)日:1985-11-05
Pyrido[2,1-b]quinazoline derivatives of the formulas ##STR1## wherein R.sub.1, R.sub.2 and R.sub.3 are as hereinafter set forth, are described. The compounds of formulas I and II are useful as agents for the treatment of allergic conditions as well as for the treatment of vascular disorders involving thrombosis.
该文描述了化合物的结构公式为##STR1##其中R.sub.1、R.sub.2和R.sub.3如下所述的吡啶[2,1-b]喹唑啉衍生物。公式I和II的化合物可用作治疗过敏症状的药物,也可用于治疗涉及血栓形成的血管疾病。