The present invention relates to processes for preparing amine substituted benzofurans, and more particularly 4-(2-{2-[(2R)-2-methyl-1-pyrrolidinyl]ethyl}-1-benzofuran-5-yl)benzonitrile, and salts thereof. Compounds prepared by the processes of the invention have demonstrated activity as histamine-3 receptor ligands.
                            本发明涉及制备胺基取代
苯并呋喃的方法,更具体地是4-(2-2-[(2R)-2-甲基-1-
吡咯基]乙基}-1-
苯并呋喃-5-基)
苯甲腈及其盐。根据本发明的方法制备的化合物已经表现出作为
组胺-3受体
配体的活性。