Potassium Carbonate → 5-(2-Chloro-6-fluorophenyl)-2-[3'-(trifluoromethoxy)biphenyl-4-yl]-2,4-dihydro-3H-1,2,4-triazol-3-one

関与物質

反応手順

The title compound was prepared according to the procedure described in Example-2 using 5-(2-chloro-6-fluorophenyl)-2-(4-iodophenyl)-2,4-dihydro-3H-1,2,4-triazol-3-one (step-4 of Intermediate-2, 0.100 g, 0.242 mmol), [3-(trifluoromethoxy)phenyl]boronic acid (0.075 g, 0.363 mmol), K2CO3 (0.100 g, 0.726 mmol), tetrakistriphenyl phosphine palladium (0) (0.055 g, 0.048 mmol) and DMSO (3.0 mL) to afford 0.025 g of desired product. 1H NMR (300 MHz, CDCl3): δ 7.19 (d, J=8.4 Hz, 1H), 7.35 (s, 1H), 7.39 (d, J=7.8 Hz, 1H), 7.46 (d, J=6.6 Hz, 1H), 7.53 (t, J=7.8 Hz, 2H), 7.65 (d, J=8.4 Hz, 2H), 8.12 (d, J=8.4 Hz, 214), 10.01 (br s, 1H).

情報源と証拠