Sodium hydride → 1-(4-(3-(4-Chlorophenyl)-1,2,4-oxadiazol-5-yl)-3-methoxyphenyl)-3-(2,6-dichlorophenyl)-1H-1,2,4-triazol-5(4H)-one

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The title compound was prepared by following the procedure as described for Example-40 by using methyl 4-(3-(2,6-dichlorophenyl)-5-oxo-4,5-dihydro-1H-1,2,4-triazol-1-yl)-2-methoxybenzoate (Intermediate-21, 0.100 g, 0.25 mmol), 4-chloro-N′-hydroxybenzimidamide (Intermediate-19, 0.064 g, 0.38 mmol), sodium hydride (0.020 g, 0.50 mmol) and dry THF (5.0 mL) at RT to afford 0.015 g of desired product. 1H NMR (DMSO-d6): δ 4.00 (s, 3H), 7.66-7.72 (m, 5H), 7.81 (d, J=8.7 Hz, 1H), 7.89 (s, 1H), 8.10 (d, J=8.4 Hz, 2H), 8.22 (d, J=9.0 Hz, 1H), 12.82 (br s, 1H); MS (m/z): 515.84 [M+H]+.

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