Diketene-based neat four-component synthesis of the dihydropyrimidinones and dihydropyridine backbon

• 作 者: Sadegh Rostamnia Kamran Lamei
• 机 构: Organic and Nano Group(ONG),Department of Chemistry,Faculty of Science,University of Maragheh,P.O.Bo
• 出 处: Chinese Chemical Letters
• 发表日期: 2012年08期

Heterocyclic skeleton building blocks to afford dihydropyrimidinones and dihydropyridines based on neat adducts of diketene,alcohols and aldehydes via silica sulfuric acid(SSA) catalyzed ring opening of diketene in four-component Biginelli-type and Hantzsch-type reactions are presented.

Heterocyclic skeleton building blocks to afford dihydropyrimidinones and dihydropyridines based on neat adducts of diketene, alcohols and aldehydes via silica sulfuric acid (SSA) catalyzed ring opening of diketene in four-component Biginelli-type and Hantzsch-type reactions are presented.