Summary.
By reaction of aromatic aldehydes with (-)-ephedrine aromatic 1,3-oxazolidines can be obtained. The reaction was carried out either at conventional conditions or by microwave heating. The different diastereomeric ratios were determined by means of 1H NMR spectroscopy.
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Received December 19, 2002; accepted December 23, 2002 Published online June 2, 2003
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Diwischek, F., Heller, E. & Holzgrabe, U. Comparison of Conventional and Microwave Assisted Reactions Giving Aromatic Oxazolidines. Monatshefte für Chemie 134, 1105–1111 (2003). https://doi.org/10.1007/s00706-003-0020-6
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DOI: https://doi.org/10.1007/s00706-003-0020-6