Pyrazolo [1,5-C] quinazoline derivatives and their use in treating
allergic conditions
    1.
    发明授权
    Pyrazolo [1,5-C] quinazoline derivatives and their use in treating allergic conditions 失效
    吡唑并[1,5-C]喹唑啉衍生物及其在治疗过敏症状中的应用

    公开(公告)号:US4198412A

    公开(公告)日:1980-04-15

    申请号:US969642

    申请日:1978-12-13

    CPC分类号: C07D487/04 Y10S514/826

    摘要: Compounds are provided having the structure ##STR1## wherein R.sup.1 is carboxyl; hydroxymethyl; CO.sub.2 R.sup.3 wherein R.sup.3 is lower alkyl, Li.sup.+, Na.sup.+ or K.sup.+ ; or ##STR2## R.sup.2 is hydrogen, lower alkyl, aryl or trifluoromethyl; and X is hydrogen, lower alkyl, lower alkoxy, halogen (Cl, Br and F), or trifluoromethyl. These compounds are useful as anti-allergics.

    摘要翻译: 提供具有结构的化合物,其中R 1是羧基; 羟甲基 CO 2 R 3,其中R 3是低级烷基,Li +,Na +或K +; 或者R 2是氢,低级烷基,芳基或三氟甲基; 和X是氢,低级烷基,低级烷氧基,卤素(Cl,Br和F)或三氟甲基。 这些化合物可用作抗过敏剂。