Novel 3-pyridyloxymethyl heterocyclic ether compounds of the formula: ##STR1## or the pharmaceutically-acceptable salts or prodrugs thereof are selective and potent ligands at neuronal nicotinic cholinergic channel receptors, and are effective in controlling synaptic transmission. Key intermediates and processes using this key intermediates to produce compounds of formula I with the variables defined in the specification are also described.
式为:##STR1## 的新型3-
吡啶氧甲基杂
环醚化合物或其药学上可接受的盐或前药,是神经元
烟碱性
胆碱通道受体的选择性和有效
配体,可有效控制突触传递。本文还描述了使用此关键中间体制备式I化合物的关键中间体和过程,其中变量在规范中有定义。