New 1-phenylindazol-3-one compounds are described which have the formula I ##STR1## where R.sub.1 is a hydrogen or halogen atom, or a lower alkyl, lower alkoxy or trifluoromethyl radical, R.sub.2 is a hydrogen or halogen atom, or a lower alkyl or lower alkoxy radical, R.sub.3 is a hydrogen or halogen atom, or a lower alkyl, lower alkoxy or trifluoromethyl radical, R.sub.4 is a hydrogen or halogen, atom, or a lower alkyl or lower alkoxy radical, Z is an alkylene radical with 2 to 6 carbon atoms and R.sub.5 is an unsubstituted or substituted pyridyl radical, a thienyl radical or an unsubstituted or substituted phenyl radical. The compounds have pharmacological actions, for example antiallergic actions. Methods of preparing these compounds are described as well as intermediates useful in these methods. Pharmaceutical compositions containing the compounds are also described.
描述了新的1-苯基
吲唑-3-酮化合物,其具有公式I(结构式),其中R1是氢或卤素原子,或者是低级烷基、低级烷氧基或三
氟甲基基团;R2是氢或卤素原子,或者是低级烷基或低级烷氧基基团;R3是氢或卤素原子,或者是低级烷基、低级烷氧基或三
氟甲基基团;R4是氢或卤素原子,或者是低级烷基或低级烷氧基基团;Z是含2至6个碳原子的亚烷基;R5是未取代或取代的
吡啶基团、
噻吩基团或未取代或取代的苯基团。这些化合物具有药理作用,例如抗过敏作用。还描述了制备这些化合物的方法以及在这些方法中有用的中间体。还描述了含有这些化合物的药物组合物。