Chlorosulfonyl isocyanate → (2RS,3RS)-2,3-Diethyl-4-oxoazetidine-1-sulfonyl Chloride

참여 물질

반응 단계

Chlorosulfonylisocyanate (5.17 ml, 59.4 mmol) in DCM (12 ml) was stirred at 25° C. and treated dropwise with (E)-hex-3-ene (7.39 ml, 59.4 mmol) in DCM (6 ml). The mixture was stirred at RT for 72 hrs. The reaction mixture was heated over 6 hrs at 40° C., before being poured onto ice. The mixture was extracted with DCM (3×100 ml) and the combined organics were washed with water (×1), dried MgSO4 and evaporated to dryness to afford the title compound;

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