ChemInform Abstract: Peracid-Induced Ring Opening of Some Isoxazolidines and Oxidation of Saturated 1,3-Oxazines to New Heterocyclic Nitrones.

ChemInform Abstract: Cycloaddition/Ring

ChemInform Abstract: Cycloaddition/Ring Opening of 3-Unsubstituted Cyclic Nitronates, Isoxazoline and 5,6-Dihydro-4H-1,2-oxazine N-Oxides, as Synthetic Equivalents of Functionalized Nitrile Oxides.

✍ S. KANEMASA; T. YOSHIMIYA; E. WADA 📂 Article 📅 2010 🏛 John Wiley and Sons ⚖ 32 KB 👁 1 views

Cycloaddition/Ring Opening of 3-Unsubstituted Cyclic Nitronates, Isoxazoline and 5,6-Dihydro-4H-1,2-oxazine N-Oxides, as Synthetic Equivalents of Functionalized Nitrile Oxides. -Treatment of 3-halo-1-nitropropane [cf. (I)] with base results in cyclization to a nitronate. Trapping with electron-rich