At. Hewson et al., ENANTIOSPECIFIC SYNTHESIS OF HETEROCYCLIC-COMPOUNDS - AN APPROACH TO FUNCTIONALIZED TETRAHYDROFURANS FROM INTRAMOLECULAR DIPOLAR CYCLOADDITIONS, Tetrahedron letters, 36(42), 1995, pp. 7731-7734
Intramolecular cycloaddition of the nitrone 8, derived from the glucal
1, produces stereospecifically the isoxazolidine 9 which may be reduc
tively cleaved to afford functionalised aminotetrahydrofuran polyols s
uch as 20 and 23.