Diisopropylcarbodiimide → N-(4-Bromo-phenyl)-2-(2-trifluoromethyl-5-{[(1-trifluoromethyl-cyclopropanecarbonyl)-amino]-methyl}-phenylamino)-6-(2,2-difluoro-ethoxy)-1-methyl-1H-benzimidazole-5-carboxylic acid amide

Participants

Reaction Steps

The title compound was prepared in accordance with the procedure in Example 72, step (a) using N-(4-trifluoromethyl-3-isothiocyanato-benzyl)-1-(trifluoromethyl)cyclopropane carboxamide (184 mg; 0.50 mmol), 5-amino-N-(4-bromophenyl)-2-(2,2-difluoroethoxy)-4-(methylamino)benzamide (200 mg; 0.50 mmol), DIC (63 mg; 0.50 mmol) and DMF (4 mL). Yield: 59 mg (16%). 400 MHz 1H-NMR (DMSO-d6, ppm) 10.62 (0.57H, s, major tautomer) 10.09-9.96 (1H, m) 8.47-8.41 (0.38H, m, minor tautomer) 8.36-8.28 (1H, m) 7.72-7.61 (3H, m) 7.58-7.47 (3H, m) 7.36-7.28 (1H, m) 7.12-6.84 (2H, m) 6.67-6.35 (1H, m) 4.58-4.45 (2H, m) 4.34-4.25 (2H, m) 3.64 (0.96H, s, minor tautomer) 3.41 (1.93H, s, major tautomer) 1.31-1.17 (4H, m). MS m/z: 734, 736 [M+H]+.

Provenance & Evidence