反应详情

The title compound was prepared from 3-ethynyl-7-trifluoromethyl-5-(4-trifluoromethyl-phenyl)-pyrazolo[1,5-a]pyrimidine (example C.1) (178 mg, 0.5 mmol) and 5-bromo-thiophene-2-sulfonic acid (pyridin-3-ylmethyl)-amide (example B.x) (example B.56) (167 mg, 0.5 mmol) according to general procedure II and subsequent cleavage of the protecting group with TFA in dichloromethane at 0° C. Obtained as an orange solid (132 mg, 43%). MS (ISN) 606.2 [(M−H)−]; mp 177° C.