Benzo[b]furan-2-boronic acid → 2-(2-Fluoro-5-nitrophenyl)-5-(2-benzofuranyl)benzoxazole

Participants

Reaction Steps

Prepared by the method of Example 15d), from 2-(2-fluoro-5-nitrophenyl)-5-bromobenzoxazole (1.00 g, 3.0 mmol) and benzofuran-2-boronic acid (728 mg, 4.50 mmol) the subtitle compound was obtained (208 mg, 18%). The product was used directly in the next step without purification.

Provenance & Evidence