ChemInform Abstract: One-Pot, Three-Component Reactions of Isocyanides, Dialkyl Acetylenedicarboxylates, and Non-Cyclic Anhydrides: Synthesis of 2,5-Diaminofuran Derivatives and Dialkyl (E)-2-[(N-Acyl-N-alkylamino)carbonyl]-2-butenedioates.

ChemInform Abstract: One-Pot Synthesis o

ChemInform Abstract: One-Pot Synthesis of Functionalized 2H-Chromene (=2H-1-Benzopyran) Derivatives via a Three-Component Reaction Between a CH-Acid, a Dialkyl Acetylenedicarboxylate, and Methyl Chloroglyoxylate or Benzyl Carbonochloridate Mediated by Triphenylphosphine.

✍ Mohammad Bayat; Nader Zabarjad Shiraz; Soheila Shafei Asayesh 📂 Article 📅 2011 🏛 John Wiley and Sons ⚖ 27 KB 👁 2 views

## Abstract The title process is based on the initial formation of a reactive 1,1‐diactivated alkene from dimedone or dimethylbarbituric acid and carbonyl compounds (II) followed by a intramolecular Wittig‐type ring closure.