4-(Trifluoromethoxy)phenylboronic acid → Tert-butyl {3-[4-(trifluoromethoxy)phenyl]pyrazolo[1,5-a]pyrimidin-2-yl}carbamate

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Reaction Steps

The product from Example 148A and 4-trifluoromethoxyphenylboronic acid were processed using the method analogous to that described in example 110C to afford the title compound. 1H NMR (400 MHz, DMSO-d6) δ ppm 9.52-9.54 (bs, 1H), 9.08 (dd, J=6.9, 1.7 Hz, 1H), 8.61 (dd, J=4.1, 1.7 Hz, 1H), 7.87-7.90 (m, 2H), 7.44-7.46 (m, 2H), 7.12 (dd, J=6.9, 4.1 Hz, 1H), 1.25 (s, 9H); MS (ESI) m/z 393 (M−H)−.

Provenance & Evidence