The compounds are ethylene derivatives which are inhibitors of histamine activity, in particular, inhibitors of H-2 histamine receptors. A compound of this invention is 1-nitro-2-[2-((4-methyl-5-imidazolyl)methylthio)ethylamino]-2-[2-((3-chlor o-2-pyridyl)methylthio)ethylamino]ethylene.
这些化合物是
乙烯衍
生物,是
组胺活性的
抑制剂,特别是H-2
组胺受体的
抑制剂。本发明的一种化合物是1-硝基-2-[2-((4-甲基-5-
咪唑基)甲
硫基)乙基
氨基]-2-[2-((3-
氯-2-
吡啶基)甲
硫基)乙基
氨基]
乙烯。