反应详情

To a 50 ml round bottom flask is charged 4-(4-methylphenyl)butyl tert-butyldimethylsilyl ether (0.25 g, 0.89 mmol), N-bromosuccinimide (0.158 g, 0.89 mmol), benzoyl peroxide (2.17 mg, 0.0089 mmol) and 10 ml carbon tetrachloride. This mixture is refluxed overnight after which it is cooled and filtered. The filtrate is concentrated and the resulting crude residue purified by flash chromatography in ethyl acetate-hexanes to afford the product.

1. temperatureThis mixture is refluxed overnight after which it
2. temperatureis cooled
3. filtrationfiltered
4. concentrationThe filtrate is concentrated
5. customthe resulting crude residue purified by flash chromatography in ethyl acetate-hexanes
6. customto afford the product