8-Hydroxy-6,7-(2,3-dihydrofuro)-1-phenyl-2,3,4,5-tetra- hydro-1H- 3-benzazepines having peripheral dopaminergic activity particularly as renal vasodilators are prepared by reactions one of which is a dual cyclization forming the 3-benzazepine ring and fused thereto a dihydrofuran in a single reaction.
8-羟基-6,7-(
2,3-二氢呋喃)-
1-苯基-2,3,4,5-四氢-1H-3-苯并氮杂卓具有外周
多巴胺能活性,特别是作为肾血管扩张剂,其制备方法是通过其中一个反应进行双环化,在单个反应中形成 3-苯并氮杂卓环并与二氢
呋喃融合。