Benzyl Bromide → Benzyl 2-formylbenzoate

関与物質

反応手順

A mixture of 2-carboxybenzaldehyde (15.00 g, 0.100 moles), benzyl bromide (20.52 g, 0.120 moles) and potassium carbonate (41.46 g, 0.300 moles) in 250 ml of acetone under nitrogen in a 500 ml round-bottom flask equipped with a magnetic stirrer was refluxed for 6 hours and then stirred at room temperature overnight. The mixture was then filtered through Celite and the filtrate concentrated in vacuo to remove the acetone. The remaining yellow oil was dissolved in ether (200 ml) and this solution washed with saturated sodium bicarbonate solution (1×50 ml), saturated sodium chloride solution, dried over magnesium sulfate and concentrated in vacuo to give 20.4 g of the product as a yellow oil.

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