反应详情

The sub-titled compound was prepared from tert-butyl prop-2-ynylcarbamate (0.6g), 60% sodium hydride (0.186 g), ethyl iodide (1.55 ml) and anhydrous N-methyl-2-pyrrolidinone (4 ml) by the method of Example 2(ii). The crude product was purified by chromatography on silica gel eluting with iso-hexane:ethyl acetate (19:1) to afford (0.34 g) of a colourless oil.

1. customThe crude product was purified by chromatography on silica gel eluting with iso-hexane:ethyl acetate (19:1)