5-Bromo-2,4-difluorobenzenesulfonamide → 2,4-Difluoro-5-[4-trifluoromethyl-2-(4-trifluoromethyl-phenyl)-imidazo[1,5-a]pyrimidin-8-ylethynyl]-benzenesulfonamide

Participants

Reaction Steps

The title compound was prepared from 8-ethynyl-4-trifluoromethyl-2-(4-trifluoromethyl-phenyl)-imidazo[1,5-a]pyrimidine (example C.17) (178 mg, 0.5 mmol) and commercially available 5-bromo-2,4-difluoro-benzenesulfonamide (136 mg, 0.5 mmol) according to general procedure II. Obtained as a brown solid (112 mg, 41%). MS (ISN) 545.0 [(M−H)−]; mp 247° C.

Provenance & Evidence