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Pyrazolo 1,5-C! quinazoline derivatives and their use in treating allergic conditions
Pyrazolo 1,5-C! quinazoline derivatives and their use in treating allergic conditions
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机译:吡唑罗1,5-C!喹唑啉衍生物及其在治疗过敏性疾病中的用途
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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.
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机译:提供具有结构## STR1 ##的化合物,其中R.sup.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;或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药。
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