Novel Pyridazine Fused Heterocyclic System: A New Route for the Synthesis of 2‐Alkyl/Aryl[1,3,4]Thiadiazole[2′,3′:2,3] Imidazo[4,5‐<i>d</i>]Pyridazin‐8(7<i>H</i>)‐One
作者:Gundurao Kolavi、Vinayak Hegde、Imtiyaz Ahmed Khazi
DOI:10.1080/00397910600602511
日期:2006.7
Abstract A series of novel imidazo[2,1‐b][1,3,4]thiadiazole fused pyridazinones have been synthesized in moderate yields by the reaction of 2‐alkyl/arylimidazo[2,1‐b] [1,3,4]thiadiazole‐6‐carbohydrazides under Vilsmeier–Haack reaction conditions. This simple methodology has utility for the synthesis of various fused heterocyclic systems.
摘要 通过 2-烷基/芳基咪唑并 [2,1-b] [1,3, 4]在Vilsmeier-Haack反应条件下的噻二唑-6-碳酰肼。这种简单的方法可用于合成各种稠合杂环系统。