Anionic Inverse Electron-Demand 1,3-Dipolar Cycloaddition of Nitrones with Ynolates. Facile Stereoselective Synthesis of 5-Isoxazolidinones Leading to β-Amino Acids
作者:Mitsuru Shindo、Kotaro Itoh、Chinatsu Tsuchiya、Kozo Shishido
DOI:10.1021/ol0264455
日期:2002.9.1
[GRAPHICS]The inverse electron-demand 1,3-dipolar cycloaddition of nitrones with ynolates, followed by quenching with t-BuOH, produced substituted 5-isoxazolidinones with good trans-selectivity. These products were easily converted into beta-amino acids.