Phosphorus tribromide → 3-(Bromomethyl)-4-methoxythiophene

Participants

Reaction Conditions

Reaction Steps

To a solution of phosphorous tribromide (271 mg, 1.00 mmol) in CH2Cl2 (1.5 mL) cooled to 0° C. was added a solution of the above alcohol (144 mg, 1.00 mmol) in CH2Cl2 (1.5 mL) and the solution was stirred at 0° C. for 5 minutes to give 3-bromomethyl-4-methoxy-thiophene as an oil (200 mg, 97%) after work-up.

Provenance & Evidence