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ChemInform Abstract: Syntheses with Heterocyclic β-Enaminonitriles: An Expeditious Synthetic Approach to Polyfunctionally Substituted 5- Phenylsulfonylthiophenes and Their Fused Derivatives.

✍ Scribed by S. M. SHERIF; A. M. HUSSEIN


Publisher
John Wiley and Sons
Year
2010
Weight
31 KB
Volume
28
Category
Article
ISSN
0931-7597

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## Abstract Ethyl α‐(3‐carbamoyl‐4,5,6,7‐tetrahydrobenzo[__b__]thiophen‐2‐ylhydrazono)acetates **1** were prepared and established as previously described by our research group. Their reactivity toward a variety of active methylene reagents was studied to give pyran, pyridine, and pyridazine deriva