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Keywords:

  • β-hydroxy-α-amino alcohol;
  • tricyclic iminolactone;
  • total synthesis

Abstract

The stereoselective syntheses of (−)-chloramphenicol, (+)-thiamphenicol and (+)-sphinganine are described. The two continuous chiral centers within three target molecules were constructed through aldol reaction of chiral tricyclic iminolactone and aldehyde.