
Synthetic Communications p. 2465 - 2478 (2000)
Update date:2022-09-26
Topics:
Hassan, Hammed H. A. M.
Soliman, Raafat
A series of new N-sulfonamides of substituted 3-hydroxy-2-azetidinones were prepared by the [2+2] cycloaddition of aldoximes, formed from the condensation of D-(R)-glyceraldehyde acetonide and the potent p-aminophenyl- N-substituted sulfonamides, with benzyloxyacetyl chloride followed by removal of the protecting groups. Obtaining both diastereoisomeric forms of β- lactams by resorting to kinetic resolution starting from racemic imino analogue is also described. The GC-EIMS, spectroscopic and analytical analyses for some of these derivatives are reported.
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