HCID 70855554, compound → HCID 73554824, compound

Participants

Reaction Steps

At room temperature, a solution of (3-bromo-4-methyl-benzo[b]thiophen-2-yl)-methanol (23d) (400 mg, 1.55 mmol) and manganese dioxide (652 mg, 7.5 mmol) in dichloromethane (20 mL) was stirred for 2 hours. The mixture was then filtered and evaporated under reduced pressure to afford the desired aldehyde (23e) as a white solid without further purification (310 mg, 1.21 mmol, 78%).

Provenance & Evidence