[2-(Trifluoromethyl)pyridin-3-yl]boronic acid → 2-(2-Isopropyl-2H-[1,2,4]triazol-3-yl)-9-(2-trifluoromethyl-pyridin-3-yl)-4,5-dihydro-6-oxa-3-thia-1-aza-benzo[e]azulene

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Reaction Steps

Following the procedure for 128, 9-Bromo-2-(2-isopropyl-2H-[1,2,4]triazol-3-yl)-4,5-dihydro-6-oxa-3-thia-1-aza-benzo[e]azulene from Example 6 and 2-(trifluoromethyl)pyridin-3-ylboronic acid were reacted to give 265 (0.058 g, 25%). 1H NMR (400 MHz, DMSO) δ 9.30 (d, J=2.2, 1H), 8.28 (d, J=8.0, 1H), 8.19 (t, J=7.9, 1H), 8.12 (s, 1H), 8.04 (dd, J=8.5, 2.3, 1H), 7.82 (t, J=17.9, 1H), 7.23 (d, J=8.5, 1H), 5.93 (dt, J=13.2, 6.7, 1H), 4.45 (t, J=4.9, 2H), 3.50 (t, J=4.8, 2H), 1.57 (d, J=6.6, 6H). MS (ESI(+)): m/z 458.1 (M+H)

Provenance & Evidence