The compounds of this invention are 5-[dialkylaminoalkylfuranyl (or thienyl, phenyl or pyridyl)]-4-pyrimidones having histamine H.sub.2 -antagonist activity. A specific compound of this invention is 2-[2-(5-dimethylaminomethyl-2-furanylmethylthio)ethylamino]-5-(5-dimethyla minomethyl-2-furanylmethyl)-4-pyrimidone.
这项发明的化合物是具有
组织胺H.sub.2-拮抗活性的5-[二烷
氨基烷基
呋喃基(或
噻吩基、苯基或
吡啶基)]-4-
嘧啶酮。这项发明的一个具体化合物是2-[2-(5-二甲基
氨甲基-2-
呋喃基甲
硫基)乙基
氨基]-5-(5-二甲基
氨甲基-2-
呋喃基甲基)-4-
嘧啶酮。