(4-bromo-2-chlorophenyl)boronic acid

Conditions: temp:0.00; pressure:0.00; stir:; See reaction.notes.procedure_details.

Procedure: The title compound was prepared from 5-bromo-3-[1-(2,6-dichloro-3-fluoro-phenyl)-ethoxy]-pyridin-2-ylamine, 4-bromo-2-chlorophenyl boronic acid, and dimethylphosphine oxide following the same procedures as Example 1 Step 1 and Step 3; ESMS: m/z 487 (M+H)+.