反应详情

To a solution of 50.0 g (220 mmol, Aldrich) of 3-bromocinnamic acid in 1 L sieve-dried methanol (Burdick & Jackson), stirred at 0° C., was added dropwise a solution of acidic methanol (prepared by the addition of 2.5 mL acetyl chloride to 250 mL methanol). The reaction

1. customThe reaction