反应详情

96 g (0.548 mole) of 6b are treated analogously to Example 1a in 1,800 ml of ether and 1,391 ml (1.67 moles) of DIBAL (1.2 molar in toluene). After chromatography on silica gel with gradient elution with petroleum ether/ethyl acetate (3:1) and petroleum ether/ethyl acetate (1:1), 39.3 g (49%) of pure product are obtained. C9H9NO (147.2)

1. washAfter chromatography on silica gel with gradient elution with petroleum ether/ethyl acetate (3:1) and petroleum ether/ethyl acetate (1:1), 39.3 g (49%) of pure product
2. customare obtained