反应详情

The title compound was prepared from 7-difluoromethyl-3-ethynyl-5-(4-trifluoromethyl-phenyl)-pyrazolo[1,5-a]pyrimidine (example C.2) (340 mg, 1.0 mmol) and 4-bromo-N-methyl-benzenesulfonamide (example B.27) (276 mg, 1.0 mmol) according to general procedure II. Obtained as a yellow solid (300 mg, 58%). MS (ISP) 508.3 [(M+H)+]; mp 202–203° C.