4-(Methanesulfonyl)phenylboronic acid → 8-(4-Methanesulfonyl-phenyl)-6-trifluoromethyl-[1,2,4]triazolo[1,5-a]pyridin-2-ylamine

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Reaction Steps

8-(4-Methanesulfonyl-phenyl)-6-trifluoromethyl-[1,2,4]triazolo[1,5-a]pyridin-2-ylamine was prepared from 8-bromo-6-trifluoromethyl-[1,2,4]triazolo[1,5-a]pyridin-2-ylamine and (4-methylsulfonylphenyl)boronic acid in a manner analogous to Step 2c to afford a white solid (67%) MP=236-237° C. 1H NMR (400 MHz, (D3C)2SO, δ, ppm): 9.28 (s, 1H), 8.42 (d, J=7.8 Hz, 2H), 8.07 (s, 1H), 8.06 (d, J=7.8 Hz, 2H), 6.58 (bs, 2H), 3.29 (s, 3H). MS=356.33 (MH)+.

Provenance & Evidence