3-(1H-Tetrazol-5-yl)thieno[2,3-d]pyrimidin-4(3H)-ones useful as antiallergic agents are described herein. The compounds are prepared by cyclization of an appropriate substituted amidine using an alkali metal base. The reaction is carried out in an appropriate inert solvent.
本文描述了可用作抗过敏剂的 3-(
1H-四唑-5-基)
噻吩并[2,3-d]
嘧啶-4(3H)-酮。 这些化合物是通过使用碱
金属碱对适当的取代脒进行环化而制备的。 反应在适当的惰性溶剂中进行。