2-Isopropoxy-3-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)pyridine → 9-(2-Isopropoxy-pyridin-3-yl)-2-(2-isopropyl-2H-[1,2,4]triazol-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-isopropoxy-3-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)pyridine were reacted to give 239 (0.102 g, 59%). 1H NMR (400 MHz, DMSO) δ 8.53 (d, J=2.2, 1H), 8.23-8.03 (m, 2H), 7.75 (dd, J=7.3, 1.8, 1H), 7.56 (dd, J=8.4, 2.2, 1H), 7.20-7.00 (m, 2H), 5.72 (dt, J=13.3, 6.6, 1H), 5.35 (dt, J=12.3, 6.2, 1H), 4.43 (t, J=4.9, 2H), 3.47 (t, J=4.9, 2H), 1.50 (d, J=6.6, 6H), 1.29 (d, J=6.2, 6H). MS (ESI(+)): m/z 448.1 (M+H)

Provenance & Evidence