The synthesis of [1-[(5-hydroxy-4-(phenylmethyl)-3-oxazolidinyl)carbonyl]-2
-ethylpropyl] carbamic acid phenylmethyl ester (2; MDL 104,903), a potent i
nhibitor of calpain, is described. Synthesis of related compounds, which of
fer insights into the mechanism of action for 2, are also described, as is
an O-acetyl prodrug derivative of 2. (C) 1999 Elsevier Science Ltd. All rig
hts reserved.