5-bromo-N-(1-hydroxy-2-methylpropan-2-yl)pyridine-3-sulfonamide → 5-[7-Cyclopropyl-5-(4-trifluoromethyl-phenyl)-pyrazolo[1,5-a]pyrimidin-3-ylethynyl]-pyridine-3-sulfonic acid (2-hydroxy-1,1-dimethyl-ethyl)-amide

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Reaction Steps

The title compound was prepared from 7-cyclopropyl-3-ethynyl-5-(4-trifluoromethyl-phenyl)-pyrazolo[1,5-a]pyrimidine (example C.7) (82 mg, 0.25 mmol) and 5-bromo-pyridine-3-sulfonic acid (2-hydroxy-1,1-dimethyl-ethyl)-amide (77 mg, 0.25 mmol) (Example B.2) according to general procedure II. Obtained as a yellow solid (93 mg, 67%). MS (ISP) 556.3 [(M+H)+]; mp 190-191° C.

Provenance & Evidence