Diethyl Ether → N-[[(5S)-3-[3-fluoro-4-(hydroxycarbamoyl)phenyl]-2-oxo-oxazolidin-5-yl]methyl]acetamide

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Prepared according to Method D of the General Procedures for Preparation of 5-(S)-(N-Acylaminomethyl)-3-[4′-(4″-(un)substituted amino)carbonyl-3′-fluorophenyl]oxazolidine-2-ones from 5-(S)-acetamidomethyl-3-[4′-(pentafluorophenyl)oxycarbonyl-3′-fluorophenyl]-oxazolidine-2-one (0.046 g, 0.1 mmol) and O-trimethylsilylhydroxylamine (0.052 mL, ca. 0.5 mmol) in tetrahydrofuran (1 mL). The synthesis was performed for 2 h at r.t. Diethyl ether (4 mL) was added, the precipitated product washed with diethyl ether, tetrahydrofuran (2×0.5 mL), excess ether, and dried in vacuo. MS: 312 [M+H]+. Rt 2.8 min. 1H HMR.

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