2-Acyl(aroyl)-1,1,3,3-tetracyanopropenides: IV. Synthesis of 1-alkyl(aryl)-4-amino-6-iodo-3-oxo-1,3-dihydrofuro[3,4-c]pyridine-7-carbonitriles
摘要:
The reaction of sodium 2-acyl(aroyl)-1,1,3,3-tetracyanopropenides with hydroiodic acid at heating led to the formation of 1-alkyl(aryl)-4-amino-6-iodo-3-oxo-1,3-dihydrofuro[3,4-c]pyridine-7-carbonitriles.
One-Pot Synthesis of 2-Alkylsulfanyldihydrofuran Derivatives from Tetracyanocyclopropyl Ketones
摘要:
Successive treatment of 3-acylcyclopropane-1,1,2,2-tetracarbonitriles with sodium hydrogen carbonate and alkylmercaptan in water environment results in the formation of 2-(5-amino-2-aryl-2-alkyl-sulfanyl-4-cyano-2,3-dihydrofuran-3-ylidene)propanedinitriles.