3-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)pyridine → 3-(2-(1-(2,4-Difluorophenyl)-1h-1,2,4-triazol-5-yl)-4,5-dihydrobenzo[b]thieno[2,3-d]oxepin-9-yl)pyridine

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5-(9-Bromo-4,5-dihydro-6-oxa-1-thia-benzo[e]azulen-2-yl)-1-(2,4-difluoro-phenyl)-1H-[1,2,4]triazole was treated with 3-pyridineboronic acid pinacol ester using standard Suzuki condition to yield 408. NMR: (CDCl3): 3.15 (2H, t), 4.31 (2H, t), 6.82 (1H, s), 7.03-7.18 (3H, m), 7.32-7.38 (2H, m), 7.51-7.55 (1H, m), 7.72 (1H, s), 7.82 (1H, d), 8.05 (1H, s), 8.55 (1H, d), 8.80 (1H, s). MS. ESI+500 (MH++MeCN)

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